STONY BROOK RESERVOIR AT DAM NEAR WALTHAM, MA

USGS 01104480 · Massachusetts · reports discharge (live), gauge height, water temperature, dissolved oxygen, specific conductance, lake level

Back to the search

Good: Good conditions: fish normally

If you're fishing for trout here: 54.7°F now, 55°F at most in 24 hours: under the National Park Service's 68°F line (federal guidance; no Massachusetts line found). National Park Service
Flow 2.26 ft³/s: normal for Nov 5, over 27 years of USGS record. U.S. Geological Survey
Cold water, 54.7°F. NWS: cold shock is dangerous at 50-60°F and colder; “Always wear a life jacket in and around the water.” National Weather Service

What the agencies suggest

Carry a stream thermometer. Carry a pocket thermometer to monitor water temperature National Park Service

General guidance from the readings and the published lines named above, not a fishing forecast. Local rules and closures come first.

Discharge: 2.26 ft³/s
Gauge height: 0.88 ft
Water temp: 54.7°F (12.6°C)
Lake elevation: 75.94 ft above the reservoir gauge datum

Reading Nov 5, 10:40 PM EST · provisional USGS data

Normal for Nov 5 Steady · 24 h

Flow and the normal range

Discharge · last 7 days

Discharge, about hourly
Normal for the date: middle half (25th–75th percentile) of daily mean flow, 27+ years of record
Latest: 2.26 ft³/s at Nov 5, 10:40 PM EST

USGS provisional data may be revised. Source: USGS instantaneous values.

View data as a table

Discharge, last 7 days: readings, about hourly, newest first. USGS provisional data may be revised. Missing hours or days are not filled in.
Time	Discharge (ft³/s)	Gauge height (ft)	Water temp (°F)	Normal, 25th–75th (ft³/s)
Nov 5, 10:40 PM EST	2.26	0.88	–	0.73–15
Nov 5, 9:40 PM EST	2.28	0.88	54.7	0.73–15
Nov 5, 8:40 PM EST	2.28	0.88	54.7	0.73–15
Nov 5, 7:40 PM EST	2.34	0.88	55	0.73–15
Nov 5, 6:40 PM EST	2.26	0.88	54.9	0.73–15
Nov 5, 5:40 PM EST	2.3	0.88	54	0.73–15
Nov 5, 4:40 PM EST	2.28	0.88	53.6	0.73–15
Nov 5, 3:40 PM EST	2.22	0.88	53.4	0.73–15
Nov 5, 2:40 PM EST	2.3	0.88	53.6	0.73–15
Nov 5, 1:40 PM EST	2.24	0.88	53.6	0.73–15
Nov 5, 12:40 PM EST	2.22	0.88	53.8	0.73–15
Nov 5, 11:40 AM EST	2.26	0.88	53.8	0.73–15
Nov 5, 10:40 AM EST	2.3	0.88	54	0.73–15
Nov 5, 9:40 AM EST	2.26	0.88	54	0.73–15
Nov 5, 8:40 AM EST	2.32	0.88	54	0.73–15
Nov 5, 7:40 AM EST	2.3	0.88	54.3	0.73–15
Nov 5, 6:40 AM EST	2.28	0.88	54	0.73–15
Nov 5, 5:40 AM EST	2.32	0.88	54	0.73–15
Nov 5, 4:40 AM EST	2.28	0.88	54	0.73–15
Nov 5, 3:40 AM EST	2.26	0.88	54.1	0.73–15
Nov 5, 2:40 AM EST	2.28	0.88	54.1	0.73–15
Nov 5, 1:40 AM EST	2.28	0.88	54.3	0.73–15
Nov 5, 12:40 AM EST	2.28	0.88	54.1	0.73–15
Nov 4, 11:40 PM EST	2.24	0.88	54.1	0.45–16
Nov 4, 10:40 PM EST	2.26	0.88	54.3	0.45–16
Nov 4, 9:40 PM EST	2.26	0.88	54.1	0.45–16
Nov 4, 8:40 PM EST	2.26	0.88	54.3	0.45–16
Nov 4, 7:40 PM EST	2.3	0.88	54.5	0.45–16
Nov 4, 6:40 PM EST	2.28	0.88	54.1	0.45–16
Nov 4, 5:40 PM EST	2.3	0.88	53.8	0.45–16
Nov 4, 4:40 PM EST	2.3	0.88	53.6	0.45–16
Nov 4, 3:40 PM EST	2.22	0.88	53.6	0.45–16
Nov 4, 2:40 PM EST	2.26	0.88	53.8	0.45–16
Nov 4, 1:40 PM EST	2.28	0.88	53.8	0.45–16
Nov 4, 12:40 PM EST	2.24	0.88	53.6	0.45–16
Nov 4, 11:40 AM EST	2.3	0.88	53.6	0.45–16
Nov 4, 10:40 AM EST	2.36	0.88	53.8	0.45–16
Nov 4, 9:40 AM EST	2.3	0.88	53.8	0.45–16
Nov 4, 8:40 AM EST	2.34	0.88	53.8	0.45–16
Nov 4, 7:40 AM EST	2.32	0.88	53.8	0.45–16
Nov 4, 6:40 AM EST	2.32	0.88	53.8	0.45–16
Nov 4, 5:40 AM EST	2.3	0.88	53.8	0.45–16
Nov 4, 4:40 AM EST	2.3	0.88	53.8	0.45–16
Nov 4, 3:40 AM EST	2.32	0.88	53.8	0.45–16
Nov 4, 2:40 AM EST	2.32	0.88	53.8	0.45–16
Nov 4, 1:40 AM EST	2.28	0.88	54	0.45–16
Nov 4, 12:40 AM EST	2.3	0.88	54	0.45–16
Nov 3, 11:40 PM EST	2.3	0.88	54.1	0.44–16
Nov 3, 10:40 PM EST	2.3	0.88	54.1	0.44–16
Nov 3, 9:40 PM EST	2.3	0.88	53.8	0.44–16
Nov 3, 8:40 PM EST	2.28	0.88	53.8	0.44–16
Nov 3, 7:40 PM EST	2.3	0.88	53.6	0.44–16
Nov 3, 6:40 PM EST	2.32	0.88	53.6	0.44–16
Nov 3, 5:40 PM EST	2.28	0.88	53.8	0.44–16
Nov 3, 4:40 PM EST	2.32	0.88	53.8	0.44–16
Nov 3, 3:40 PM EST	2.32	0.88	53.8	0.44–16
Nov 3, 2:40 PM EST	2.3	0.88	53.8	0.44–16
Nov 3, 1:40 PM EST	2.28	0.88	53.8	0.44–16
Nov 3, 12:40 PM EST	2.3	0.88	53.8	0.44–16
Nov 3, 11:40 AM EST	2.32	0.88	54	0.44–16
Nov 3, 10:40 AM EST	2.32	0.88	53.8	0.44–16
Nov 3, 9:40 AM EST	2.34	0.88	53.8	0.44–16
Nov 3, 8:40 AM EST	2.34	0.88	53.6	0.44–16
Nov 3, 7:40 AM EST	2.34	0.88	53.6	0.44–16
Nov 3, 6:40 AM EST	2.3	0.88	53.6	0.44–16
Nov 3, 5:40 AM EST	2.32	0.88	53.8	0.44–16
Nov 3, 4:40 AM EST	2.34	0.88	53.8	0.44–16
Nov 3, 3:40 AM EST	2.34	0.88	53.6	0.44–16
Nov 3, 2:40 AM EST	2.3	0.88	53.6	0.44–16
Nov 3, 1:40 AM EST	2.32	0.88	53.6	0.44–16
Nov 3, 12:40 AM EST	2.3	0.88	53.4	0.44–16
Nov 2, 11:40 PM EST	2.3	0.88	53.4	0.42–17
Nov 2, 10:40 PM EST	2.34	0.88	53.4	0.42–17
Nov 2, 9:40 PM EST	2.32	0.88	53.4	0.42–17
Nov 2, 8:40 PM EST	2.32	0.88	53.4	0.42–17
Nov 2, 7:40 PM EST	2.28	0.88	53.4	0.42–17
Nov 2, 6:40 PM EST	2.28	0.88	53.4	0.42–17
Nov 2, 5:40 PM EST	2.34	0.88	53.6	0.42–17
Nov 2, 4:40 PM EST	2.26	0.88	53.6	0.42–17
Nov 2, 3:40 PM EST	2.28	0.88	53.6	0.42–17
Nov 2, 2:40 PM EST	2.28	0.88	53.6	0.42–17
Nov 2, 1:40 PM EST	2.34	0.88	53.6	0.42–17
Nov 2, 12:40 PM EST	2.28	0.88	53.6	0.42–17
Nov 2, 11:40 AM EST	2.3	0.88	53.6	0.42–17
Nov 2, 10:40 AM EST	2.32	0.88	53.6	0.42–17
Nov 2, 9:40 AM EST	2.34	0.88	53.6	0.42–17
Nov 2, 8:40 AM EST	2.36	0.88	53.4	0.42–17
Nov 2, 7:40 AM EST	2.36	0.88	53.4	0.42–17
Nov 2, 6:40 AM EST	2.34	0.88	53.4	0.42–17
Nov 2, 5:40 AM EST	2.34	0.88	53.6	0.42–17
Nov 2, 4:40 AM EST	2.32	0.88	53.6	0.42–17
Nov 2, 3:40 AM EST	2.34	0.88	53.6	0.42–17
Nov 2, 2:40 AM EST	2.32	0.88	53.6	0.42–17
Nov 2, 1:40 AM EST	2.32	0.88	53.6	0.42–17
Nov 2, 12:40 AM EST	2.34	0.88	53.6	0.42–17
Nov 1, 11:40 PM EST	2.28	0.88	53.6	0.58–18
Nov 1, 10:40 PM EST	2.26	0.88	53.6	0.58–18
Nov 1, 9:40 PM EST	2.3	0.88	53.6	0.58–18
Nov 1, 8:40 PM EST	2.3	0.88	53.6	0.58–18
Nov 1, 7:40 PM EST	2.3	0.88	53.6	0.58–18
Nov 1, 6:40 PM EST	2.3	0.88	53.8	0.58–18
Nov 1, 5:40 PM EST	2.3	0.88	54	0.58–18
Nov 1, 4:40 PM EST	2.3	0.88	54	0.58–18
Nov 1, 3:40 PM EST	2.3	0.88	54	0.58–18
Nov 1, 2:40 PM EST	2.32	0.88	54	0.58–18
Nov 1, 1:40 PM EST	2.3	0.88	54.3	0.58–18
Nov 1, 12:40 PM EST	2.3	0.88	54.5	0.58–18
Nov 1, 11:40 AM EST	2.34	0.88	54.3	0.58–18
Nov 1, 10:40 AM EST	2.3	0.88	54.1	0.58–18
Nov 1, 9:40 AM EST	2.37	0.88	53.8	0.58–18
Nov 1, 8:40 AM EST	2.36	0.88	53.8	0.58–18
Nov 1, 7:40 AM EST	2.37	0.88	53.8	0.58–18
Nov 1, 6:40 AM EST	2.36	0.88	53.8	0.58–18
Nov 1, 5:40 AM EST	2.36	0.88	54	0.58–18
Nov 1, 4:40 AM EST	2.36	0.88	54	0.58–18
Nov 1, 3:40 AM EST	2.36	0.88	54	0.58–18
Nov 1, 2:40 AM EST	2.36	0.88	54	0.58–18
Nov 1, 1:40 AM EST	2.34	0.88	54	0.58–18
Nov 1, 1:40 AM EDT	2.36	0.88	54	0.58–18
Nov 1, 12:40 AM EDT	2.36	0.88	54.1	0.58–18
Oct 31, 11:40 PM EDT	2.32	0.88	54.1	0.46–23
Oct 31, 10:40 PM EDT	2.36	0.88	54.3	0.46–23
Oct 31, 9:40 PM EDT	2.36	0.88	54.3	0.46–23
Oct 31, 8:40 PM EDT	2.36	0.88	54.5	0.46–23
Oct 31, 7:40 PM EDT	2.34	0.88	54.7	0.46–23
Oct 31, 6:40 PM EDT	2.32	0.88	55	0.46–23
Oct 31, 5:40 PM EDT	2.32	0.88	55.2	0.46–23
Oct 31, 4:40 PM EDT	2.34	0.88	55.2	0.46–23
Oct 31, 3:40 PM EDT	2.26	0.88	55.4	0.46–23
Oct 31, 2:40 PM EDT	2.37	0.88	55.2	0.46–23
Oct 31, 1:40 PM EDT	2.34	0.88	55.2	0.46–23
Oct 31, 12:40 PM EDT	2.3	0.88	55	0.46–23
Oct 31, 11:40 AM EDT	2.28	0.88	54.9	0.46–23
Oct 31, 10:40 AM EDT	2.32	0.88	54.7	0.46–23
Oct 31, 9:40 AM EDT	2.37	0.88	54.7	0.46–23
Oct 31, 8:40 AM EDT	2.37	0.88	54.3	0.46–23
Oct 31, 7:40 AM EDT	2.36	0.88	54.3	0.46–23
Oct 31, 6:40 AM EDT	2.36	0.88	54.1	0.46–23
Oct 31, 5:40 AM EDT	2.34	0.88	54.3	0.46–23
Oct 31, 4:40 AM EDT	2.34	0.88	54.5	0.46–23
Oct 31, 3:40 AM EDT	2.34	0.88	54.7	0.46–23
Oct 31, 2:40 AM EDT	2.34	0.88	54.7	0.46–23
Oct 31, 1:40 AM EDT	2.34	0.88	54.9	0.46–23
Oct 31, 12:40 AM EDT	2.3	0.88	55	0.46–23
Oct 30, 11:40 PM EDT	2.3	0.88	55.2	0.46–36
Oct 30, 10:40 PM EDT	2.26	0.88	55.6	0.46–36
Oct 30, 9:40 PM EDT	2.3	0.88	55.8	0.46–36
Oct 30, 8:40 PM EDT	2.32	0.88	55.8	0.46–36
Oct 30, 7:40 PM EDT	2.28	0.88	55.9	0.46–36
Oct 30, 6:40 PM EDT	2.32	0.88	55.9	0.46–36
Oct 30, 5:40 PM EDT	2.3	0.88	56.1	0.46–36
Oct 30, 4:40 PM EDT	2.3	0.88	55.8	0.46–36
Oct 30, 3:40 PM EDT	2.3	0.88	56.1	0.46–36
Oct 30, 2:40 PM EDT	2.3	0.88	55.9	0.46–36
Oct 30, 1:40 PM EDT	2.34	0.88	55.9	0.46–36
Oct 30, 12:40 PM EDT	2.41	0.88	55.8	0.46–36
Oct 30, 11:40 AM EDT	2.37	0.88	55.2	0.46–36
Oct 30, 10:40 AM EDT	2.41	0.88	54.3	0.46–36
Oct 30, 9:40 AM EDT	2.37	0.88	54.3	0.46–36
Oct 30, 8:40 AM EDT	2.45	0.89	54.3	0.46–36
Oct 30, 7:40 AM EDT	2.45	0.89	54.3	0.46–36
Oct 30, 6:40 AM EDT	2.45	0.89	54.5	0.46–36
Oct 30, 5:40 AM EDT	2.45	0.89	54.5	0.46–36
Oct 30, 4:40 AM EDT	2.47	0.89	54.3	0.46–36
Oct 30, 3:40 AM EDT	2.47	0.89	54.3	0.46–36
Oct 30, 2:40 AM EDT	2.49	0.89	54.3	0.46–36
Oct 30, 1:40 AM EDT	2.47	0.89	54.3	0.46–36
Oct 30, 12:40 AM EDT	2.47	0.89	54.3	0.46–36
Oct 29, 11:40 PM EDT	2.47	0.89	54.5	0.39–33

Water temperature

Water temperature · last 7 days

Water temperature, about hourly
68°F: National Park Service, stop fishing by 2 p.m. above it (federal guidance): above the range shown
Latest: 54.7 °F at Nov 5, 9:40 PM EST

USGS provisional data may be revised. Source: USGS instantaneous values.

View data as a table

Water temperature, last 7 days: readings, about hourly, newest first. USGS provisional data may be revised. Missing hours or days are not filled in.
Time	Water temperature (°F)
Nov 5, 9:40 PM EST	54.7
Nov 5, 8:40 PM EST	54.7
Nov 5, 7:40 PM EST	55
Nov 5, 6:40 PM EST	54.9
Nov 5, 5:40 PM EST	54
Nov 5, 4:40 PM EST	53.6
Nov 5, 3:40 PM EST	53.4
Nov 5, 2:40 PM EST	53.6
Nov 5, 1:40 PM EST	53.6
Nov 5, 12:40 PM EST	53.8
Nov 5, 11:40 AM EST	53.8
Nov 5, 10:40 AM EST	54
Nov 5, 9:40 AM EST	54
Nov 5, 8:40 AM EST	54
Nov 5, 7:40 AM EST	54.3
Nov 5, 6:40 AM EST	54
Nov 5, 5:40 AM EST	54
Nov 5, 4:40 AM EST	54
Nov 5, 3:40 AM EST	54.1
Nov 5, 2:40 AM EST	54.1
Nov 5, 1:40 AM EST	54.3
Nov 5, 12:40 AM EST	54.1
Nov 4, 11:40 PM EST	54.1
Nov 4, 10:40 PM EST	54.3
Nov 4, 9:40 PM EST	54.1
Nov 4, 8:40 PM EST	54.3
Nov 4, 7:40 PM EST	54.5
Nov 4, 6:40 PM EST	54.1
Nov 4, 5:40 PM EST	53.8
Nov 4, 4:40 PM EST	53.6
Nov 4, 3:40 PM EST	53.6
Nov 4, 2:40 PM EST	53.8
Nov 4, 1:40 PM EST	53.8
Nov 4, 12:40 PM EST	53.6
Nov 4, 11:40 AM EST	53.6
Nov 4, 10:40 AM EST	53.8
Nov 4, 9:40 AM EST	53.8
Nov 4, 8:40 AM EST	53.8
Nov 4, 7:40 AM EST	53.8
Nov 4, 6:40 AM EST	53.8
Nov 4, 5:40 AM EST	53.8
Nov 4, 4:40 AM EST	53.8
Nov 4, 3:40 AM EST	53.8
Nov 4, 2:40 AM EST	53.8
Nov 4, 1:40 AM EST	54
Nov 4, 12:40 AM EST	54
Nov 3, 11:40 PM EST	54.1
Nov 3, 10:40 PM EST	54.1
Nov 3, 9:40 PM EST	53.8
Nov 3, 8:40 PM EST	53.8
Nov 3, 7:40 PM EST	53.6
Nov 3, 6:40 PM EST	53.6
Nov 3, 5:40 PM EST	53.8
Nov 3, 4:40 PM EST	53.8
Nov 3, 3:40 PM EST	53.8
Nov 3, 2:40 PM EST	53.8
Nov 3, 1:40 PM EST	53.8
Nov 3, 12:40 PM EST	53.8
Nov 3, 11:40 AM EST	54
Nov 3, 10:40 AM EST	53.8
Nov 3, 9:40 AM EST	53.8
Nov 3, 8:40 AM EST	53.6
Nov 3, 7:40 AM EST	53.6
Nov 3, 6:40 AM EST	53.6
Nov 3, 5:40 AM EST	53.8
Nov 3, 4:40 AM EST	53.8
Nov 3, 3:40 AM EST	53.6
Nov 3, 2:40 AM EST	53.6
Nov 3, 1:40 AM EST	53.6
Nov 3, 12:40 AM EST	53.4
Nov 2, 11:40 PM EST	53.4
Nov 2, 10:40 PM EST	53.4
Nov 2, 9:40 PM EST	53.4
Nov 2, 8:40 PM EST	53.4
Nov 2, 7:40 PM EST	53.4
Nov 2, 6:40 PM EST	53.4
Nov 2, 5:40 PM EST	53.6
Nov 2, 4:40 PM EST	53.6
Nov 2, 3:40 PM EST	53.6
Nov 2, 2:40 PM EST	53.6
Nov 2, 1:40 PM EST	53.6
Nov 2, 12:40 PM EST	53.6
Nov 2, 11:40 AM EST	53.6
Nov 2, 10:40 AM EST	53.6
Nov 2, 9:40 AM EST	53.6
Nov 2, 8:40 AM EST	53.4
Nov 2, 7:40 AM EST	53.4
Nov 2, 6:40 AM EST	53.4
Nov 2, 5:40 AM EST	53.6
Nov 2, 4:40 AM EST	53.6
Nov 2, 3:40 AM EST	53.6
Nov 2, 2:40 AM EST	53.6
Nov 2, 1:40 AM EST	53.6
Nov 2, 12:40 AM EST	53.6
Nov 1, 11:40 PM EST	53.6
Nov 1, 10:40 PM EST	53.6
Nov 1, 9:40 PM EST	53.6
Nov 1, 8:40 PM EST	53.6
Nov 1, 7:40 PM EST	53.6
Nov 1, 6:40 PM EST	53.8
Nov 1, 5:40 PM EST	54
Nov 1, 4:40 PM EST	54
Nov 1, 3:40 PM EST	54
Nov 1, 2:40 PM EST	54
Nov 1, 1:40 PM EST	54.3
Nov 1, 12:40 PM EST	54.5
Nov 1, 11:40 AM EST	54.3
Nov 1, 10:40 AM EST	54.1
Nov 1, 9:40 AM EST	53.8
Nov 1, 8:40 AM EST	53.8
Nov 1, 7:40 AM EST	53.8
Nov 1, 6:40 AM EST	53.8
Nov 1, 5:40 AM EST	54
Nov 1, 4:40 AM EST	54
Nov 1, 3:40 AM EST	54
Nov 1, 2:40 AM EST	54
Nov 1, 1:40 AM EST	54
Nov 1, 1:40 AM EDT	54
Nov 1, 12:40 AM EDT	54.1
Oct 31, 11:40 PM EDT	54.1
Oct 31, 10:40 PM EDT	54.3
Oct 31, 9:40 PM EDT	54.3
Oct 31, 8:40 PM EDT	54.5
Oct 31, 7:40 PM EDT	54.7
Oct 31, 6:40 PM EDT	55
Oct 31, 5:40 PM EDT	55.2
Oct 31, 4:40 PM EDT	55.2
Oct 31, 3:40 PM EDT	55.4
Oct 31, 2:40 PM EDT	55.2
Oct 31, 1:40 PM EDT	55.2
Oct 31, 12:40 PM EDT	55
Oct 31, 11:40 AM EDT	54.9
Oct 31, 10:40 AM EDT	54.7
Oct 31, 9:40 AM EDT	54.7
Oct 31, 8:40 AM EDT	54.3
Oct 31, 7:40 AM EDT	54.3
Oct 31, 6:40 AM EDT	54.1
Oct 31, 5:40 AM EDT	54.3
Oct 31, 4:40 AM EDT	54.5
Oct 31, 3:40 AM EDT	54.7
Oct 31, 2:40 AM EDT	54.7
Oct 31, 1:40 AM EDT	54.9
Oct 31, 12:40 AM EDT	55
Oct 30, 11:40 PM EDT	55.2
Oct 30, 10:40 PM EDT	55.6
Oct 30, 9:40 PM EDT	55.8
Oct 30, 8:40 PM EDT	55.8
Oct 30, 7:40 PM EDT	55.9
Oct 30, 6:40 PM EDT	55.9
Oct 30, 5:40 PM EDT	56.1
Oct 30, 4:40 PM EDT	55.8
Oct 30, 3:40 PM EDT	56.1
Oct 30, 2:40 PM EDT	55.9
Oct 30, 1:40 PM EDT	55.9
Oct 30, 12:40 PM EDT	55.8
Oct 30, 11:40 AM EDT	55.2
Oct 30, 10:40 AM EDT	54.3
Oct 30, 9:40 AM EDT	54.3
Oct 30, 8:40 AM EDT	54.3
Oct 30, 7:40 AM EDT	54.3
Oct 30, 6:40 AM EDT	54.5
Oct 30, 5:40 AM EDT	54.5
Oct 30, 4:40 AM EDT	54.3
Oct 30, 3:40 AM EDT	54.3
Oct 30, 2:40 AM EDT	54.3
Oct 30, 1:40 AM EDT	54.3
Oct 30, 12:40 AM EDT	54.3
Oct 29, 11:40 PM EDT	54.5
Oct 29, 10:50 PM EDT	54.5

Where this gauge is

Where STONY BROOK RESERVOIR AT DAM NEAR WALTHAM, MA sits, with 3 other gauges on the same river.

Map: © OpenStreetMap contributors · OpenFreeMap · © OpenMapTiles

Conditions for fishing general guidance

Water temperature for trout, salmon and steelhead

Federal guidance. MassWildlife publishes no water-temperature line for trout anglers that we found. The lines below are the National Park Service's, federal guidance, not a Massachusetts rule:

Reading STONY BROOK RESERVOIR AT DAM NEAR WALTHAM, MA…

Discharge, last 7 days: readings, about hourly, newest first. USGS provisional data may be revised. Missing hours or days are not filled in.

Time

Discharge (ft³/s)

Gauge height (ft)

Water temp (°F)

Normal, 25th–75th (ft³/s)

Nov 5, 10:40 PM EST

2.26

0.88

–

0.73–15

Nov 5, 9:40 PM EST

2.28

0.88

54.7

0.73–15

Nov 5, 8:40 PM EST

2.28

0.88

54.7

0.73–15

Nov 5, 7:40 PM EST

2.34

0.88

0.73–15

Nov 5, 6:40 PM EST

2.26

0.88

54.9

0.73–15

Nov 5, 5:40 PM EST

2.3

0.88

0.73–15

Nov 5, 4:40 PM EST

2.28

0.88

53.6

0.73–15

Nov 5, 3:40 PM EST

2.22

0.88

53.4

0.73–15

Nov 5, 2:40 PM EST

2.3

0.88

53.6

0.73–15

Nov 5, 1:40 PM EST

2.24

0.88

53.6

0.73–15

Nov 5, 12:40 PM EST

2.22

0.88

53.8

0.73–15

Nov 5, 11:40 AM EST

2.26

0.88

53.8

0.73–15

Nov 5, 10:40 AM EST

2.3

0.88

0.73–15

Nov 5, 9:40 AM EST

2.26

0.88

0.73–15

Nov 5, 8:40 AM EST

2.32

0.88

0.73–15

Nov 5, 7:40 AM EST

2.3

0.88

54.3

0.73–15

Nov 5, 6:40 AM EST

2.28

0.88

0.73–15

Nov 5, 5:40 AM EST

2.32

0.88

0.73–15

Nov 5, 4:40 AM EST

2.28

0.88

0.73–15

Nov 5, 3:40 AM EST

2.26

0.88

54.1

0.73–15

Nov 5, 2:40 AM EST

2.28

0.88

54.1

0.73–15

Nov 5, 1:40 AM EST

2.28

0.88

54.3

0.73–15

Nov 5, 12:40 AM EST

2.28

0.88

54.1

0.73–15

Nov 4, 11:40 PM EST

2.24

0.88

54.1

0.45–16

Nov 4, 10:40 PM EST

2.26

0.88

54.3

0.45–16

Nov 4, 9:40 PM EST

2.26

0.88

54.1

0.45–16

Nov 4, 8:40 PM EST

2.26

0.88

54.3

0.45–16

Nov 4, 7:40 PM EST

2.3

0.88

54.5

0.45–16

Nov 4, 6:40 PM EST

2.28

0.88

54.1

0.45–16

Nov 4, 5:40 PM EST

2.3

0.88

53.8

0.45–16

Nov 4, 4:40 PM EST

2.3

0.88

53.6

0.45–16

Nov 4, 3:40 PM EST

2.22

0.88

53.6

0.45–16

Nov 4, 2:40 PM EST

2.26

0.88

53.8

0.45–16

Nov 4, 1:40 PM EST

2.28

0.88

53.8

0.45–16

Nov 4, 12:40 PM EST

2.24

0.88

53.6

0.45–16

Nov 4, 11:40 AM EST

2.3

0.88

53.6

0.45–16

Nov 4, 10:40 AM EST

2.36

0.88

53.8

0.45–16

Nov 4, 9:40 AM EST

2.3

0.88

53.8

0.45–16

Nov 4, 8:40 AM EST

2.34

0.88

53.8

0.45–16

Nov 4, 7:40 AM EST

2.32

0.88

53.8

0.45–16

Nov 4, 6:40 AM EST

2.32

0.88

53.8

0.45–16

Nov 4, 5:40 AM EST

2.3

0.88

53.8

0.45–16

Nov 4, 4:40 AM EST

2.3

0.88

53.8

0.45–16

Nov 4, 3:40 AM EST

2.32

0.88

53.8

0.45–16

Nov 4, 2:40 AM EST

2.32

0.88

53.8

0.45–16

Nov 4, 1:40 AM EST

2.28

0.88

0.45–16

Nov 4, 12:40 AM EST

2.3

0.88

0.45–16

Nov 3, 11:40 PM EST

2.3

0.88

54.1

0.44–16

Nov 3, 10:40 PM EST

2.3

0.88

54.1

0.44–16

Nov 3, 9:40 PM EST

2.3

0.88

53.8

0.44–16

Nov 3, 8:40 PM EST

2.28

0.88

53.8

0.44–16

Nov 3, 7:40 PM EST

2.3

0.88

53.6

0.44–16

Nov 3, 6:40 PM EST

2.32

0.88

53.6

0.44–16

Nov 3, 5:40 PM EST

2.28

0.88

53.8

0.44–16

Nov 3, 4:40 PM EST

2.32

0.88

53.8

0.44–16

Nov 3, 3:40 PM EST

2.32

0.88

53.8

0.44–16

Nov 3, 2:40 PM EST

2.3

0.88

53.8

0.44–16

Nov 3, 1:40 PM EST

2.28

0.88

53.8

0.44–16

Nov 3, 12:40 PM EST

2.3

0.88

53.8

0.44–16

Nov 3, 11:40 AM EST

2.32

0.88

0.44–16

Nov 3, 10:40 AM EST

2.32

0.88

53.8

0.44–16

Nov 3, 9:40 AM EST

2.34

0.88

53.8

0.44–16

Nov 3, 8:40 AM EST

2.34

0.88

53.6

0.44–16

Nov 3, 7:40 AM EST

2.34

0.88

53.6

0.44–16

Nov 3, 6:40 AM EST

2.3

0.88

53.6

0.44–16

Nov 3, 5:40 AM EST

2.32

0.88

53.8

0.44–16

Nov 3, 4:40 AM EST

2.34

0.88

53.8

0.44–16

Nov 3, 3:40 AM EST

2.34

0.88

53.6

0.44–16

Nov 3, 2:40 AM EST

2.3

0.88

53.6

0.44–16

Nov 3, 1:40 AM EST

2.32

0.88

53.6

0.44–16

Nov 3, 12:40 AM EST

2.3

0.88

53.4

0.44–16

Nov 2, 11:40 PM EST

2.3

0.88

53.4

0.42–17

Nov 2, 10:40 PM EST

2.34

0.88

53.4

0.42–17

Nov 2, 9:40 PM EST

2.32

0.88

53.4

0.42–17

Nov 2, 8:40 PM EST

2.32

0.88

53.4

0.42–17

Nov 2, 7:40 PM EST

2.28

0.88

53.4

0.42–17

Nov 2, 6:40 PM EST

2.28

0.88

53.4

0.42–17

Nov 2, 5:40 PM EST

2.34

0.88

53.6

0.42–17

Nov 2, 4:40 PM EST

2.26

0.88

53.6

0.42–17

Nov 2, 3:40 PM EST

2.28

0.88

53.6

0.42–17

Nov 2, 2:40 PM EST

2.28

0.88

53.6

0.42–17

Nov 2, 1:40 PM EST

2.34

0.88

53.6

0.42–17

Nov 2, 12:40 PM EST

2.28

0.88

53.6

0.42–17

Nov 2, 11:40 AM EST

2.3

0.88

53.6

0.42–17

Nov 2, 10:40 AM EST

2.32

0.88

53.6

0.42–17

Nov 2, 9:40 AM EST

2.34

0.88

53.6

0.42–17

Nov 2, 8:40 AM EST

2.36

0.88

53.4

0.42–17

Nov 2, 7:40 AM EST

2.36

0.88

53.4

0.42–17

Nov 2, 6:40 AM EST

2.34

0.88

53.4

0.42–17

Nov 2, 5:40 AM EST

2.34

0.88

53.6

0.42–17

Nov 2, 4:40 AM EST

2.32

0.88

53.6

0.42–17

Nov 2, 3:40 AM EST

2.34

0.88

53.6

0.42–17

Nov 2, 2:40 AM EST

2.32

0.88

53.6

0.42–17

Nov 2, 1:40 AM EST

2.32

0.88

53.6

0.42–17

Nov 2, 12:40 AM EST

2.34

0.88

53.6

0.42–17

Nov 1, 11:40 PM EST

2.28

0.88

53.6

0.58–18

Nov 1, 10:40 PM EST

2.26

0.88

53.6

0.58–18

Nov 1, 9:40 PM EST

2.3

0.88

53.6

0.58–18

Nov 1, 8:40 PM EST

2.3

0.88

53.6

0.58–18

Nov 1, 7:40 PM EST

2.3

0.88

53.6

0.58–18

Nov 1, 6:40 PM EST

2.3

0.88

53.8

0.58–18

Nov 1, 5:40 PM EST

2.3

0.88

0.58–18

Nov 1, 4:40 PM EST

2.3

0.88

0.58–18

Nov 1, 3:40 PM EST

2.3

0.88

0.58–18

Nov 1, 2:40 PM EST

2.32

0.88

0.58–18

Nov 1, 1:40 PM EST

2.3

0.88

54.3

0.58–18

Nov 1, 12:40 PM EST

2.3

0.88

54.5

0.58–18

Nov 1, 11:40 AM EST

2.34

0.88

54.3

0.58–18

Nov 1, 10:40 AM EST

2.3

0.88

54.1

0.58–18

Nov 1, 9:40 AM EST

2.37

0.88

53.8

0.58–18

Nov 1, 8:40 AM EST

2.36

0.88

53.8

0.58–18

Nov 1, 7:40 AM EST

2.37

0.88

53.8

0.58–18

Nov 1, 6:40 AM EST

2.36

0.88

53.8

0.58–18

Nov 1, 5:40 AM EST

2.36

0.88

0.58–18

Nov 1, 4:40 AM EST

2.36

0.88

0.58–18

Nov 1, 3:40 AM EST

2.36

0.88

0.58–18

Nov 1, 2:40 AM EST

2.36

0.88

0.58–18

Nov 1, 1:40 AM EST

2.34

0.88

0.58–18

Nov 1, 1:40 AM EDT

2.36

0.88

0.58–18

Nov 1, 12:40 AM EDT

2.36

0.88

54.1

0.58–18

Oct 31, 11:40 PM EDT

2.32

0.88

54.1

0.46–23

Oct 31, 10:40 PM EDT

2.36

0.88

54.3

0.46–23

Oct 31, 9:40 PM EDT

2.36

0.88

54.3

0.46–23

Oct 31, 8:40 PM EDT

2.36

0.88

54.5

0.46–23

Oct 31, 7:40 PM EDT

2.34

0.88

54.7

0.46–23

Oct 31, 6:40 PM EDT

2.32

0.88

0.46–23

Oct 31, 5:40 PM EDT

2.32

0.88

55.2

0.46–23

Oct 31, 4:40 PM EDT

2.34

0.88

55.2

0.46–23

Oct 31, 3:40 PM EDT

2.26

0.88

55.4

0.46–23

Oct 31, 2:40 PM EDT

2.37

0.88

55.2

0.46–23

Oct 31, 1:40 PM EDT

2.34

0.88

55.2

0.46–23

Oct 31, 12:40 PM EDT

2.3

0.88

0.46–23

Oct 31, 11:40 AM EDT

2.28

0.88

54.9

0.46–23

Oct 31, 10:40 AM EDT

2.32

0.88

54.7

0.46–23

Oct 31, 9:40 AM EDT

2.37

0.88

54.7

0.46–23

Oct 31, 8:40 AM EDT

2.37

0.88

54.3

0.46–23

Oct 31, 7:40 AM EDT

2.36

0.88

54.3

0.46–23

Oct 31, 6:40 AM EDT

2.36

0.88

54.1

0.46–23

Oct 31, 5:40 AM EDT

2.34

0.88

54.3

0.46–23

Oct 31, 4:40 AM EDT

2.34

0.88

54.5

0.46–23

Oct 31, 3:40 AM EDT

2.34

0.88

54.7

0.46–23

Oct 31, 2:40 AM EDT

2.34

0.88

54.7

0.46–23

Oct 31, 1:40 AM EDT

2.34

0.88

54.9

0.46–23

Oct 31, 12:40 AM EDT

2.3

0.88

0.46–23

Oct 30, 11:40 PM EDT

2.3

0.88

55.2

0.46–36

Oct 30, 10:40 PM EDT

2.26

0.88

55.6

0.46–36

Oct 30, 9:40 PM EDT

2.3

0.88

55.8

0.46–36

Oct 30, 8:40 PM EDT

2.32

0.88

55.8

0.46–36

Oct 30, 7:40 PM EDT

2.28

0.88

55.9

0.46–36

Oct 30, 6:40 PM EDT

2.32

0.88

55.9

0.46–36

Oct 30, 5:40 PM EDT

2.3

0.88

56.1

0.46–36

Oct 30, 4:40 PM EDT

2.3

0.88

55.8

0.46–36

Oct 30, 3:40 PM EDT

2.3

0.88

56.1

0.46–36

Oct 30, 2:40 PM EDT

2.3

0.88

55.9

0.46–36

Oct 30, 1:40 PM EDT

2.34

0.88

55.9

0.46–36

Oct 30, 12:40 PM EDT

2.41

0.88

55.8

0.46–36

Oct 30, 11:40 AM EDT

2.37

0.88

55.2

0.46–36

Oct 30, 10:40 AM EDT

2.41

0.88

54.3

0.46–36

Oct 30, 9:40 AM EDT

2.37

0.88

54.3

0.46–36

Oct 30, 8:40 AM EDT

2.45

0.89

54.3

0.46–36

Oct 30, 7:40 AM EDT

2.45

0.89

54.3

0.46–36

Oct 30, 6:40 AM EDT

2.45

0.89

54.5

0.46–36

Oct 30, 5:40 AM EDT

2.45

0.89

54.5

0.46–36

Oct 30, 4:40 AM EDT

2.47

0.89

54.3

0.46–36

Oct 30, 3:40 AM EDT

2.47

0.89

54.3

0.46–36

Oct 30, 2:40 AM EDT

2.49

0.89

54.3

0.46–36

Oct 30, 1:40 AM EDT

2.47

0.89

54.3

0.46–36

Oct 30, 12:40 AM EDT

2.47

0.89

54.3

0.46–36

Oct 29, 11:40 PM EDT

2.47

0.89

54.5

0.39–33

Water temperature, last 7 days: readings, about hourly, newest first. USGS provisional data may be revised. Missing hours or days are not filled in.

Time

Water temperature (°F)

Nov 5, 9:40 PM EST

54.7

Nov 5, 8:40 PM EST

54.7

Nov 5, 7:40 PM EST

Nov 5, 6:40 PM EST

54.9

Nov 5, 5:40 PM EST

Nov 5, 4:40 PM EST

53.6

Nov 5, 3:40 PM EST

53.4

Nov 5, 2:40 PM EST

53.6

Nov 5, 1:40 PM EST

53.6

Nov 5, 12:40 PM EST

53.8

Nov 5, 11:40 AM EST

53.8

Nov 5, 10:40 AM EST

Nov 5, 9:40 AM EST

Nov 5, 8:40 AM EST

Nov 5, 7:40 AM EST

54.3

Nov 5, 6:40 AM EST

Nov 5, 5:40 AM EST

Nov 5, 4:40 AM EST

Nov 5, 3:40 AM EST

54.1

Nov 5, 2:40 AM EST

54.1

Nov 5, 1:40 AM EST

54.3

Nov 5, 12:40 AM EST

54.1

Nov 4, 11:40 PM EST

54.1

Nov 4, 10:40 PM EST

54.3

Nov 4, 9:40 PM EST

54.1

Nov 4, 8:40 PM EST

54.3

Nov 4, 7:40 PM EST

54.5

Nov 4, 6:40 PM EST

54.1

Nov 4, 5:40 PM EST

53.8

Nov 4, 4:40 PM EST

53.6

Nov 4, 3:40 PM EST

53.6

Nov 4, 2:40 PM EST

53.8

Nov 4, 1:40 PM EST

53.8

Nov 4, 12:40 PM EST

53.6

Nov 4, 11:40 AM EST

53.6

Nov 4, 10:40 AM EST

53.8

Nov 4, 9:40 AM EST

53.8

Nov 4, 8:40 AM EST

53.8

Nov 4, 7:40 AM EST

53.8

Nov 4, 6:40 AM EST

53.8

Nov 4, 5:40 AM EST

53.8

Nov 4, 4:40 AM EST

53.8

Nov 4, 3:40 AM EST

53.8

Nov 4, 2:40 AM EST

53.8

Nov 4, 1:40 AM EST

Nov 4, 12:40 AM EST

Nov 3, 11:40 PM EST

54.1

Nov 3, 10:40 PM EST

54.1

Nov 3, 9:40 PM EST

53.8

Nov 3, 8:40 PM EST

53.8

Nov 3, 7:40 PM EST

53.6

Nov 3, 6:40 PM EST

53.6

Nov 3, 5:40 PM EST

53.8

Nov 3, 4:40 PM EST

53.8

Nov 3, 3:40 PM EST

53.8

Nov 3, 2:40 PM EST

53.8

Nov 3, 1:40 PM EST

53.8

Nov 3, 12:40 PM EST

53.8

Nov 3, 11:40 AM EST

Nov 3, 10:40 AM EST

53.8

Nov 3, 9:40 AM EST

53.8

Nov 3, 8:40 AM EST

53.6

Nov 3, 7:40 AM EST

53.6

Nov 3, 6:40 AM EST

53.6

Nov 3, 5:40 AM EST

53.8

Nov 3, 4:40 AM EST

53.8

Nov 3, 3:40 AM EST

53.6

Nov 3, 2:40 AM EST

53.6

Nov 3, 1:40 AM EST

53.6

Nov 3, 12:40 AM EST

53.4

Nov 2, 11:40 PM EST

53.4

Nov 2, 10:40 PM EST

53.4

Nov 2, 9:40 PM EST

53.4

Nov 2, 8:40 PM EST

53.4

Nov 2, 7:40 PM EST

53.4

Nov 2, 6:40 PM EST

53.4

Nov 2, 5:40 PM EST

53.6

Nov 2, 4:40 PM EST

53.6

Nov 2, 3:40 PM EST

53.6

Nov 2, 2:40 PM EST

53.6

Nov 2, 1:40 PM EST

53.6

Nov 2, 12:40 PM EST

53.6

Nov 2, 11:40 AM EST

53.6

Nov 2, 10:40 AM EST

53.6

Nov 2, 9:40 AM EST

53.6

Nov 2, 8:40 AM EST

53.4

Nov 2, 7:40 AM EST

53.4

Nov 2, 6:40 AM EST

53.4

Nov 2, 5:40 AM EST

53.6

Nov 2, 4:40 AM EST

53.6

Nov 2, 3:40 AM EST

53.6

Nov 2, 2:40 AM EST

53.6

Nov 2, 1:40 AM EST

53.6

Nov 2, 12:40 AM EST

53.6

Nov 1, 11:40 PM EST

53.6

Nov 1, 10:40 PM EST

53.6

Nov 1, 9:40 PM EST

53.6

Nov 1, 8:40 PM EST

53.6

Nov 1, 7:40 PM EST

53.6

Nov 1, 6:40 PM EST

53.8

Nov 1, 5:40 PM EST

Nov 1, 4:40 PM EST

Nov 1, 3:40 PM EST

Nov 1, 2:40 PM EST

Nov 1, 1:40 PM EST

54.3

Nov 1, 12:40 PM EST

54.5

Nov 1, 11:40 AM EST

54.3

Nov 1, 10:40 AM EST

54.1

Nov 1, 9:40 AM EST

53.8

Nov 1, 8:40 AM EST

53.8

Nov 1, 7:40 AM EST

53.8

Nov 1, 6:40 AM EST

53.8

Nov 1, 5:40 AM EST

Nov 1, 4:40 AM EST

Nov 1, 3:40 AM EST

Nov 1, 2:40 AM EST

Nov 1, 1:40 AM EST

Nov 1, 1:40 AM EDT

Nov 1, 12:40 AM EDT

54.1

Oct 31, 11:40 PM EDT

54.1

Oct 31, 10:40 PM EDT

54.3

Oct 31, 9:40 PM EDT

54.3

Oct 31, 8:40 PM EDT

54.5

Oct 31, 7:40 PM EDT

54.7

Oct 31, 6:40 PM EDT

Oct 31, 5:40 PM EDT

55.2

Oct 31, 4:40 PM EDT

55.2

Oct 31, 3:40 PM EDT

55.4

Oct 31, 2:40 PM EDT

55.2

Oct 31, 1:40 PM EDT

55.2

Oct 31, 12:40 PM EDT

Oct 31, 11:40 AM EDT

54.9

Oct 31, 10:40 AM EDT

54.7

Oct 31, 9:40 AM EDT

54.7

Oct 31, 8:40 AM EDT

54.3

Oct 31, 7:40 AM EDT

54.3

Oct 31, 6:40 AM EDT

54.1

Oct 31, 5:40 AM EDT

54.3

Oct 31, 4:40 AM EDT

54.5

Oct 31, 3:40 AM EDT

54.7

Oct 31, 2:40 AM EDT

54.7

Oct 31, 1:40 AM EDT

54.9

Oct 31, 12:40 AM EDT

Oct 30, 11:40 PM EDT

55.2

Oct 30, 10:40 PM EDT

55.6

Oct 30, 9:40 PM EDT

55.8

Oct 30, 8:40 PM EDT

55.8

Oct 30, 7:40 PM EDT

55.9

Oct 30, 6:40 PM EDT

55.9

Oct 30, 5:40 PM EDT

56.1

Oct 30, 4:40 PM EDT

55.8

Oct 30, 3:40 PM EDT

56.1

Oct 30, 2:40 PM EDT

55.9

Oct 30, 1:40 PM EDT

55.9

Oct 30, 12:40 PM EDT

55.8

Oct 30, 11:40 AM EDT

55.2

Oct 30, 10:40 AM EDT

54.3

Oct 30, 9:40 AM EDT

54.3

Oct 30, 8:40 AM EDT

54.3

Oct 30, 7:40 AM EDT

54.3

Oct 30, 6:40 AM EDT

54.5

Oct 30, 5:40 AM EDT

54.5

Oct 30, 4:40 AM EDT

54.3

Oct 30, 3:40 AM EDT

54.3

Oct 30, 2:40 AM EDT

54.3

Oct 30, 1:40 AM EDT

54.3

Oct 30, 12:40 AM EDT

54.3

Oct 29, 11:40 PM EDT

54.5

Oct 29, 10:50 PM EDT

54.5

STONY BROOK RESERVOIR AT DAM NEAR WALTHAM, MA

Good: Good conditions: fish normally

Flow and the normal range

Water temperature

Where this gauge is

Conditions for fishing general guidance

Water temperature for trout, salmon and steelhead

Good: Good conditions: fish normally

Flow and the normal range

Water temperature

Where this gauge is

Conditions for fishing general guidance

Water temperature for trout, salmon and steelhead

Species

Safety

Water quality at this gauge