Bound Brook at Middlesex NJ
USGS 01403900 · New Jersey · reports discharge (live), gauge height
USGS 01403900 · New Jersey · reports discharge (live), gauge height
What the agencies suggest
Carry a pocket thermometer to monitor water temperatureNational Park Service
General guidance from the readings and the published lines named above, not a fishing forecast. Local rules and closures come first.
Reading Nov 5, 9:00 PM EST · provisional USGS data
Normal for Nov 5 Steady · 24 h Below NWS action stage
Discharge, last 7 days: 169 readings from Oct 29, 10:00 PM EDT to Nov 5, 9:00 PM EST; ranging 14.2 to 24 ft³/s; latest 21.3 ft³/s; shaded band: typical range (25th–75th percentile) for each date.
USGS provisional data may be revised. Source: USGS instantaneous values.
| Time | Discharge (ft³/s) | Gauge height (ft) | Normal, 25th–75th (ft³/s) |
|---|---|---|---|
| Nov 5, 9:00 PM EST | 21.3 | 1.65 | 16–38 |
| Nov 5, 8:00 PM EST | 22.6 | 1.66 | 16–38 |
| Nov 5, 7:00 PM EST | 22.6 | 1.66 | 16–38 |
| Nov 5, 6:00 PM EST | 22.6 | 1.66 | 16–38 |
| Nov 5, 5:00 PM EST | 24 | 1.67 | 16–38 |
| Nov 5, 4:00 PM EST | 22.6 | 1.66 | 16–38 |
| Nov 5, 3:00 PM EST | 21.3 | 1.65 | 16–38 |
| Nov 5, 2:00 PM EST | 18.8 | 1.63 | 16–38 |
| Nov 5, 1:00 PM EST | 18.8 | 1.63 | 16–38 |
| Nov 5, 12:00 PM EST | 17.6 | 1.62 | 16–38 |
| Nov 5, 11:00 AM EST | 16.4 | 1.61 | 16–38 |
| Nov 5, 10:00 AM EST | 16.4 | 1.61 | 16–38 |
| Nov 5, 9:00 AM EST | 16.4 | 1.61 | 16–38 |
| Nov 5, 8:00 AM EST | 16.4 | 1.61 | 16–38 |
| Nov 5, 7:00 AM EST | 14.2 | 1.59 | 16–38 |
| Nov 5, 6:00 AM EST | 15.3 | 1.6 | 16–38 |
| Nov 5, 5:00 AM EST | 15.3 | 1.6 | 16–38 |
| Nov 5, 4:00 AM EST | 16.4 | 1.61 | 16–38 |
| Nov 5, 3:00 AM EST | 16.4 | 1.61 | 16–38 |
| Nov 5, 2:00 AM EST | 17.6 | 1.62 | 16–38 |
| Nov 5, 1:00 AM EST | 17.6 | 1.62 | 16–38 |
| Nov 5, 12:00 AM EST | 18.8 | 1.63 | 16–38 |
| Nov 4, 11:00 PM EST | 20 | 1.64 | 19–38 |
| Nov 4, 10:00 PM EST | 20 | 1.64 | 19–38 |
| Nov 4, 9:00 PM EST | 21.3 | 1.65 | 19–38 |
| Nov 4, 8:00 PM EST | 21.3 | 1.65 | 19–38 |
| Nov 4, 7:00 PM EST | 21.3 | 1.65 | 19–38 |
| Nov 4, 6:00 PM EST | 22.6 | 1.66 | 19–38 |
| Nov 4, 5:00 PM EST | 24 | 1.67 | 19–38 |
| Nov 4, 4:00 PM EST | 24 | 1.67 | 19–38 |
| Nov 4, 3:00 PM EST | 22.6 | 1.66 | 19–38 |
| Nov 4, 2:00 PM EST | 20 | 1.64 | 19–38 |
| Nov 4, 1:00 PM EST | 17.6 | 1.62 | 19–38 |
| Nov 4, 12:00 PM EST | 15.3 | 1.6 | 19–38 |
| Nov 4, 11:00 AM EST | 15.3 | 1.6 | 19–38 |
| Nov 4, 10:00 AM EST | 14.2 | 1.59 | 19–38 |
| Nov 4, 9:00 AM EST | 14.2 | 1.59 | 19–38 |
| Nov 4, 8:00 AM EST | 15.3 | 1.6 | 19–38 |
| Nov 4, 7:00 AM EST | 15.3 | 1.6 | 19–38 |
| Nov 4, 6:00 AM EST | 16.4 | 1.61 | 19–38 |
| Nov 4, 5:00 AM EST | 17.6 | 1.62 | 19–38 |
| Nov 4, 4:00 AM EST | 17.6 | 1.62 | 19–38 |
| Nov 4, 3:00 AM EST | 17.6 | 1.62 | 19–38 |
| Nov 4, 2:00 AM EST | 17.6 | 1.62 | 19–38 |
| Nov 4, 1:00 AM EST | 18.8 | 1.63 | 19–38 |
| Nov 4, 12:00 AM EST | 20 | 1.64 | 19–38 |
| Nov 3, 11:00 PM EST | 20 | 1.64 | 17–46 |
| Nov 3, 10:00 PM EST | 21.3 | 1.65 | 17–46 |
| Nov 3, 9:00 PM EST | 21.3 | 1.65 | 17–46 |
| Nov 3, 8:00 PM EST | 21.3 | 1.65 | 17–46 |
| Nov 3, 7:00 PM EST | 22.6 | 1.66 | 17–46 |
| Nov 3, 6:00 PM EST | 24 | 1.67 | 17–46 |
| Nov 3, 5:00 PM EST | 24 | 1.67 | 17–46 |
| Nov 3, 4:00 PM EST | 24 | 1.67 | 17–46 |
| Nov 3, 3:00 PM EST | 22.6 | 1.66 | 17–46 |
| Nov 3, 2:00 PM EST | 21.3 | 1.65 | 17–46 |
| Nov 3, 1:00 PM EST | 20 | 1.64 | 17–46 |
| Nov 3, 12:00 PM EST | 18.8 | 1.63 | 17–46 |
| Nov 3, 11:00 AM EST | 18.8 | 1.63 | 17–46 |
| Nov 3, 10:00 AM EST | 17.6 | 1.62 | 17–46 |
| Nov 3, 9:00 AM EST | 17.6 | 1.62 | 17–46 |
| Nov 3, 8:00 AM EST | 17.6 | 1.62 | 17–46 |
| Nov 3, 7:00 AM EST | 17.6 | 1.62 | 17–46 |
| Nov 3, 6:00 AM EST | 17.6 | 1.62 | 17–46 |
| Nov 3, 5:00 AM EST | 17.6 | 1.62 | 17–46 |
| Nov 3, 4:00 AM EST | 17.6 | 1.62 | 17–46 |
| Nov 3, 3:00 AM EST | 17.6 | 1.62 | 17–46 |
| Nov 3, 2:00 AM EST | 17.6 | 1.62 | 17–46 |
| Nov 3, 1:00 AM EST | 17.6 | 1.62 | 17–46 |
| Nov 3, 12:00 AM EST | 18.8 | 1.63 | 17–46 |
| Nov 2, 11:00 PM EST | 18.8 | 1.63 | 20–50 |
| Nov 2, 10:00 PM EST | 20 | 1.64 | 20–50 |
| Nov 2, 9:00 PM EST | 20 | 1.64 | 20–50 |
| Nov 2, 8:00 PM EST | 21.3 | 1.65 | 20–50 |
| Nov 2, 7:00 PM EST | 21.3 | 1.65 | 20–50 |
| Nov 2, 6:00 PM EST | 22.6 | 1.66 | 20–50 |
| Nov 2, 5:00 PM EST | 22.6 | 1.66 | 20–50 |
| Nov 2, 4:00 PM EST | 21.3 | 1.65 | 20–50 |
| Nov 2, 3:00 PM EST | 21.3 | 1.65 | 20–50 |
| Nov 2, 2:00 PM EST | 18.8 | 1.63 | 20–50 |
| Nov 2, 1:00 PM EST | 18.8 | 1.63 | 20–50 |
| Nov 2, 12:00 PM EST | 17.6 | 1.62 | 20–50 |
| Nov 2, 11:00 AM EST | 17.6 | 1.62 | 20–50 |
| Nov 2, 10:00 AM EST | 17.6 | 1.62 | 20–50 |
| Nov 2, 9:00 AM EST | 17.6 | 1.62 | 20–50 |
| Nov 2, 8:00 AM EST | 16.4 | 1.61 | 20–50 |
| Nov 2, 7:00 AM EST | 16.4 | 1.61 | 20–50 |
| Nov 2, 6:00 AM EST | 17.6 | 1.62 | 20–50 |
| Nov 2, 5:00 AM EST | 17.6 | 1.62 | 20–50 |
| Nov 2, 4:00 AM EST | 17.6 | 1.62 | 20–50 |
| Nov 2, 3:00 AM EST | 17.6 | 1.62 | 20–50 |
| Nov 2, 2:00 AM EST | 17.6 | 1.62 | 20–50 |
| Nov 2, 1:00 AM EST | 17.6 | 1.62 | 20–50 |
| Nov 2, 12:00 AM EST | 17.6 | 1.62 | 20–50 |
| Nov 1, 11:00 PM EST | 17.6 | 1.62 | 23–64 |
| Nov 1, 10:00 PM EST | 18.8 | 1.63 | 23–64 |
| Nov 1, 9:00 PM EST | 18.8 | 1.63 | 23–64 |
| Nov 1, 8:00 PM EST | 18.8 | 1.63 | 23–64 |
| Nov 1, 7:00 PM EST | 18.8 | 1.63 | 23–64 |
| Nov 1, 6:00 PM EST | 20 | 1.64 | 23–64 |
| Nov 1, 5:00 PM EST | 20 | 1.64 | 23–64 |
| Nov 1, 4:00 PM EST | 20 | 1.64 | 23–64 |
| Nov 1, 3:00 PM EST | 20 | 1.64 | 23–64 |
| Nov 1, 2:00 PM EST | 20 | 1.64 | 23–64 |
| Nov 1, 1:00 PM EST | 20 | 1.64 | 23–64 |
| Nov 1, 12:00 PM EST | 20 | 1.64 | 23–64 |
| Nov 1, 11:00 AM EST | 20 | 1.64 | 23–64 |
| Nov 1, 10:00 AM EST | 20 | 1.64 | 23–64 |
| Nov 1, 9:00 AM EST | 20 | 1.64 | 23–64 |
| Nov 1, 8:00 AM EST | 20 | 1.64 | 23–64 |
| Nov 1, 7:00 AM EST | 20 | 1.64 | 23–64 |
| Nov 1, 6:00 AM EST | 20 | 1.64 | 23–64 |
| Nov 1, 5:00 AM EST | 20 | 1.64 | 23–64 |
| Nov 1, 4:00 AM EST | 21.3 | 1.65 | 23–64 |
| Nov 1, 3:00 AM EST | 21.3 | 1.65 | 23–64 |
| Nov 1, 2:00 AM EST | 21.3 | 1.65 | 23–64 |
| Nov 1, 1:00 AM EST | 21.3 | 1.65 | 23–64 |
| Nov 1, 1:00 AM EDT | 22.6 | 1.66 | 23–64 |
| Nov 1, 12:00 AM EDT | 22.6 | 1.66 | 23–64 |
| Oct 31, 11:00 PM EDT | 24 | 1.67 | 22–80 |
| Oct 31, 10:00 PM EDT | 24 | 1.67 | 22–80 |
| Oct 31, 9:00 PM EDT | 24 | 1.67 | 22–80 |
| Oct 31, 8:00 PM EDT | 22.6 | 1.66 | 22–80 |
| Oct 31, 7:00 PM EDT | 18.8 | 1.63 | 22–80 |
| Oct 31, 6:00 PM EDT | 17.6 | 1.62 | 22–80 |
| Oct 31, 5:00 PM EDT | 18.8 | 1.63 | 22–80 |
| Oct 31, 4:00 PM EDT | 18.8 | 1.63 | 22–80 |
| Oct 31, 3:00 PM EDT | 18.8 | 1.63 | 22–80 |
| Oct 31, 2:00 PM EDT | 18.8 | 1.63 | 22–80 |
| Oct 31, 1:00 PM EDT | 17.6 | 1.62 | 22–80 |
| Oct 31, 12:00 PM EDT | 17.6 | 1.62 | 22–80 |
| Oct 31, 11:00 AM EDT | 16.4 | 1.61 | 22–80 |
| Oct 31, 10:00 AM EDT | 15.3 | 1.6 | 22–80 |
| Oct 31, 9:00 AM EDT | 15.3 | 1.6 | 22–80 |
| Oct 31, 8:00 AM EDT | 14.2 | 1.59 | 22–80 |
| Oct 31, 7:00 AM EDT | 14.2 | 1.59 | 22–80 |
| Oct 31, 6:00 AM EDT | 14.2 | 1.59 | 22–80 |
| Oct 31, 5:00 AM EDT | 14.2 | 1.59 | 22–80 |
| Oct 31, 4:00 AM EDT | 15.3 | 1.6 | 22–80 |
| Oct 31, 3:00 AM EDT | 16.4 | 1.61 | 22–80 |
| Oct 31, 2:00 AM EDT | 17.6 | 1.62 | 22–80 |
| Oct 31, 1:00 AM EDT | 17.6 | 1.62 | 22–80 |
| Oct 31, 12:00 AM EDT | 18.8 | 1.63 | 22–80 |
| Oct 30, 11:00 PM EDT | 18.8 | 1.63 | 21–76 |
| Oct 30, 10:00 PM EDT | 20 | 1.64 | 21–76 |
| Oct 30, 9:00 PM EDT | 20 | 1.64 | 21–76 |
| Oct 30, 8:00 PM EDT | 21.3 | 1.65 | 21–76 |
| Oct 30, 7:00 PM EDT | 22.6 | 1.66 | 21–76 |
| Oct 30, 6:00 PM EDT | 22.6 | 1.66 | 21–76 |
| Oct 30, 5:00 PM EDT | 24 | 1.67 | 21–76 |
| Oct 30, 4:00 PM EDT | 22.6 | 1.66 | 21–76 |
| Oct 30, 3:00 PM EDT | 22.6 | 1.66 | 21–76 |
| Oct 30, 2:00 PM EDT | 20 | 1.64 | 21–76 |
| Oct 30, 1:00 PM EDT | 17.6 | 1.62 | 21–76 |
| Oct 30, 12:00 PM EDT | 16.4 | 1.61 | 21–76 |
| Oct 30, 11:00 AM EDT | 16.4 | 1.61 | 21–76 |
| Oct 30, 10:00 AM EDT | 15.3 | 1.6 | 21–76 |
| Oct 30, 9:00 AM EDT | 15.3 | 1.6 | 21–76 |
| Oct 30, 8:00 AM EDT | 15.3 | 1.6 | 21–76 |
| Oct 30, 7:00 AM EDT | 16.4 | 1.61 | 21–76 |
| Oct 30, 6:00 AM EDT | 16.4 | 1.61 | 21–76 |
| Oct 30, 5:00 AM EDT | 16.4 | 1.61 | 21–76 |
| Oct 30, 4:00 AM EDT | 17.6 | 1.62 | 21–76 |
| Oct 30, 3:00 AM EDT | 18.8 | 1.63 | 21–76 |
| Oct 30, 2:00 AM EDT | 18.8 | 1.63 | 21–76 |
| Oct 30, 1:00 AM EDT | 20 | 1.64 | 21–76 |
| Oct 30, 12:00 AM EDT | 20 | 1.64 | 21–76 |
| Oct 29, 11:00 PM EDT | 20 | 1.64 | 15–210 |
| Oct 29, 10:00 PM EDT | 21.3 | 1.65 | 15–210 |
Map of USGS gauge 01403900 and the river around it
Where Bound Brook at Middlesex NJ sits.
No current water-temperature reading at this gauge, so no temperature guidance is given. Take a stream thermometer. New Jersey Fish and Wildlife publishes no water-temperature line for trout anglers that we found. The lines below are the National Park Service's, federal guidance, not a New Jersey rule, with New Jersey Fish and Wildlife's own figure added: 68°F and 72°F.
Species list not on file for this gauge. Check the New Jersey Fish & Wildlife: New Jersey trout stocking · New Jersey freshwater fishing regulations.
Normal for Nov 5: 16–38 ft³/s (middle half of 26 years of record). Now: 21.3 ft³/s, normal.
Normal for this date. 21.3 ft³/s is between the 25th and 75th percentiles of daily mean flow for Nov 5 at this gauge over 26 years of record (1973–2025): 10th 13, 25th 16, median 30, 75th 38, 90th 84 ft³/s.
Daily means on record for Nov 5: lowest 7.55 ft³/s, highest 191 ft³/s.
Classes as USGS labels them (hyswap: flow categories (WDFN_stats schema) (U.S. Geological Survey) ); percentiles from the USGS daily statistics (U.S. Geological Survey) (approved daily means; the reading is provisional and instantaneous).
Steady over 24 hours (+0% discharge). Rising or falling means a change of more than 10% in discharge (or 0.2 ft of gauge height) over 24 hours; our rule of thumb, not a USGS class.
Below NWS action stage. The National Weather Service reports this gauge below its action stage. That is not a statement that wading is safe.
Flood categories: action stage, minor, moderate and major flooding (National Weather Service)Turn Around Don't Drown. “A mere 6 inches of fast-moving flood water can knock over an adult.” No flow number makes a crossing safe; if in doubt, stay out.
Turn Around Don't Drown (National Weather Service)Guidance from the readings above and the published thresholds named with each line; not a fishing forecast, a safety guarantee or a statement about access. Local rules and closures come first.
Below NWS action stage. The National Weather Service reports this gauge below its action stage. That is not a statement that wading is safe.
NWS observed 1.66 ft stage, 21 ft³/s at Nov 5, 8:00 PM EST (NWS gauge MDSN4; its stage datum can differ from the USGS gauge height).
Forecasts are not available. Only observed stages are available for this point.
Open the NWS gauge page · What the categories mean (National Weather Service)
Checked Nov 5, 9:33 PM EST; readings refresh at most every 15 minutes and statistics daily. Provisional USGS data can be revised. Conditions change: re-check before you go. This is general guidance, not a fishing forecast, a safety guarantee or a statement about access.