East Mahantango Creek near Dalmatia, PA
USGS 01555500 · Pennsylvania · reports discharge (live), gauge height
USGS 01555500 · Pennsylvania · reports discharge (live), gauge height
What the agencies suggest
Stand back from the shoreline and be aware of surroundingsRhode Island Department of Environmental Management
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 Rising · 24 h
Discharge, last 7 days: 169 readings from Oct 29, 10:00 PM EDT to Nov 5, 9:00 PM EST; ranging 54.9 to 70.4 ft³/s; latest 70.4 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 | 70.4 | 1.69 | 41–209 |
| Nov 5, 8:00 PM EST | 68.9 | 1.68 | 41–209 |
| Nov 5, 7:00 PM EST | 68.9 | 1.68 | 41–209 |
| Nov 5, 6:00 PM EST | 67.4 | 1.67 | 41–209 |
| Nov 5, 5:00 PM EST | 67.4 | 1.67 | 41–209 |
| Nov 5, 4:00 PM EST | 65.9 | 1.66 | 41–209 |
| Nov 5, 3:00 PM EST | 64.5 | 1.65 | 41–209 |
| Nov 5, 2:00 PM EST | 63 | 1.64 | 41–209 |
| Nov 5, 1:00 PM EST | 63 | 1.64 | 41–209 |
| Nov 5, 12:00 PM EST | 60.2 | 1.62 | 41–209 |
| Nov 5, 11:00 AM EST | 60.2 | 1.62 | 41–209 |
| Nov 5, 10:00 AM EST | 57.5 | 1.6 | 41–209 |
| Nov 5, 9:00 AM EST | 57.5 | 1.6 | 41–209 |
| Nov 5, 8:00 AM EST | 57.5 | 1.6 | 41–209 |
| Nov 5, 7:00 AM EST | 57.5 | 1.6 | 41–209 |
| Nov 5, 6:00 AM EST | 56.2 | 1.59 | 41–209 |
| Nov 5, 5:00 AM EST | 56.2 | 1.59 | 41–209 |
| Nov 5, 4:00 AM EST | 56.2 | 1.59 | 41–209 |
| Nov 5, 3:00 AM EST | 56.2 | 1.59 | 41–209 |
| Nov 5, 2:00 AM EST | 56.2 | 1.59 | 41–209 |
| Nov 5, 1:00 AM EST | 54.9 | 1.58 | 41–209 |
| Nov 5, 12:00 AM EST | 54.9 | 1.58 | 41–209 |
| Nov 4, 11:00 PM EST | 54.9 | 1.58 | 36–218 |
| Nov 4, 10:00 PM EST | 54.9 | 1.58 | 36–218 |
| Nov 4, 9:00 PM EST | 54.9 | 1.58 | 36–218 |
| Nov 4, 8:00 PM EST | 54.9 | 1.58 | 36–218 |
| Nov 4, 7:00 PM EST | 54.9 | 1.58 | 36–218 |
| Nov 4, 6:00 PM EST | 56.2 | 1.59 | 36–218 |
| Nov 4, 5:00 PM EST | 56.2 | 1.59 | 36–218 |
| Nov 4, 4:00 PM EST | 56.2 | 1.59 | 36–218 |
| Nov 4, 3:00 PM EST | 56.2 | 1.59 | 36–218 |
| Nov 4, 2:00 PM EST | 56.2 | 1.59 | 36–218 |
| Nov 4, 1:00 PM EST | 54.9 | 1.58 | 36–218 |
| Nov 4, 12:00 PM EST | 54.9 | 1.58 | 36–218 |
| Nov 4, 11:00 AM EST | 54.9 | 1.58 | 36–218 |
| Nov 4, 10:00 AM EST | 54.9 | 1.58 | 36–218 |
| Nov 4, 9:00 AM EST | 54.9 | 1.58 | 36–218 |
| Nov 4, 8:00 AM EST | 54.9 | 1.58 | 36–218 |
| Nov 4, 7:00 AM EST | 54.9 | 1.58 | 36–218 |
| Nov 4, 6:00 AM EST | 54.9 | 1.58 | 36–218 |
| Nov 4, 5:00 AM EST | 56.2 | 1.59 | 36–218 |
| Nov 4, 4:00 AM EST | 56.2 | 1.59 | 36–218 |
| Nov 4, 3:00 AM EST | 56.2 | 1.59 | 36–218 |
| Nov 4, 2:00 AM EST | 56.2 | 1.59 | 36–218 |
| Nov 4, 1:00 AM EST | 56.2 | 1.59 | 36–218 |
| Nov 4, 12:00 AM EST | 56.2 | 1.59 | 36–218 |
| Nov 3, 11:00 PM EST | 56.2 | 1.59 | 30–213 |
| Nov 3, 10:00 PM EST | 56.2 | 1.59 | 30–213 |
| Nov 3, 9:00 PM EST | 56.2 | 1.59 | 30–213 |
| Nov 3, 8:00 PM EST | 56.2 | 1.59 | 30–213 |
| Nov 3, 7:00 PM EST | 56.2 | 1.59 | 30–213 |
| Nov 3, 6:00 PM EST | 57.5 | 1.6 | 30–213 |
| Nov 3, 5:00 PM EST | 56.2 | 1.59 | 30–213 |
| Nov 3, 4:00 PM EST | 56.2 | 1.59 | 30–213 |
| Nov 3, 3:00 PM EST | 56.2 | 1.59 | 30–213 |
| Nov 3, 2:00 PM EST | 56.2 | 1.59 | 30–213 |
| Nov 3, 1:00 PM EST | 56.2 | 1.59 | 30–213 |
| Nov 3, 12:00 PM EST | 56.2 | 1.59 | 30–213 |
| Nov 3, 11:00 AM EST | 56.2 | 1.59 | 30–213 |
| Nov 3, 10:00 AM EST | 56.2 | 1.59 | 30–213 |
| Nov 3, 9:00 AM EST | 56.2 | 1.59 | 30–213 |
| Nov 3, 8:00 AM EST | 56.2 | 1.59 | 30–213 |
| Nov 3, 7:00 AM EST | 56.2 | 1.59 | 30–213 |
| Nov 3, 6:00 AM EST | 56.2 | 1.59 | 30–213 |
| Nov 3, 5:00 AM EST | 56.2 | 1.59 | 30–213 |
| Nov 3, 4:00 AM EST | 56.2 | 1.59 | 30–213 |
| Nov 3, 3:00 AM EST | 56.2 | 1.59 | 30–213 |
| Nov 3, 2:00 AM EST | 56.2 | 1.59 | 30–213 |
| Nov 3, 1:00 AM EST | 56.2 | 1.59 | 30–213 |
| Nov 3, 12:00 AM EST | 56.2 | 1.59 | 30–213 |
| Nov 2, 11:00 PM EST | 56.2 | 1.59 | 33–203 |
| Nov 2, 10:00 PM EST | 56.2 | 1.59 | 33–203 |
| Nov 2, 9:00 PM EST | 57.5 | 1.6 | 33–203 |
| Nov 2, 8:00 PM EST | 57.5 | 1.6 | 33–203 |
| Nov 2, 7:00 PM EST | 56.2 | 1.59 | 33–203 |
| Nov 2, 6:00 PM EST | 57.5 | 1.6 | 33–203 |
| Nov 2, 5:00 PM EST | 57.5 | 1.6 | 33–203 |
| Nov 2, 4:00 PM EST | 57.5 | 1.6 | 33–203 |
| Nov 2, 3:00 PM EST | 57.5 | 1.6 | 33–203 |
| Nov 2, 2:00 PM EST | 57.5 | 1.6 | 33–203 |
| Nov 2, 1:00 PM EST | 57.5 | 1.6 | 33–203 |
| Nov 2, 12:00 PM EST | 56.2 | 1.59 | 33–203 |
| Nov 2, 11:00 AM EST | 56.2 | 1.59 | 33–203 |
| Nov 2, 10:00 AM EST | 56.2 | 1.59 | 33–203 |
| Nov 2, 9:00 AM EST | 57.5 | 1.6 | 33–203 |
| Nov 2, 8:00 AM EST | 57.5 | 1.6 | 33–203 |
| Nov 2, 7:00 AM EST | 57.5 | 1.6 | 33–203 |
| Nov 2, 6:00 AM EST | 57.5 | 1.6 | 33–203 |
| Nov 2, 5:00 AM EST | 57.5 | 1.6 | 33–203 |
| Nov 2, 4:00 AM EST | 57.5 | 1.6 | 33–203 |
| Nov 2, 3:00 AM EST | 57.5 | 1.6 | 33–203 |
| Nov 2, 2:00 AM EST | 57.5 | 1.6 | 33–203 |
| Nov 2, 1:00 AM EST | 57.5 | 1.6 | 33–203 |
| Nov 2, 12:00 AM EST | 57.5 | 1.6 | 33–203 |
| Nov 1, 11:00 PM EST | 57.5 | 1.6 | 32–184 |
| Nov 1, 10:00 PM EST | 57.5 | 1.6 | 32–184 |
| Nov 1, 9:00 PM EST | 57.5 | 1.6 | 32–184 |
| Nov 1, 8:00 PM EST | 58.9 | 1.61 | 32–184 |
| Nov 1, 7:00 PM EST | 57.5 | 1.6 | 32–184 |
| Nov 1, 6:00 PM EST | 57.5 | 1.6 | 32–184 |
| Nov 1, 5:00 PM EST | 57.5 | 1.6 | 32–184 |
| Nov 1, 4:00 PM EST | 57.5 | 1.6 | 32–184 |
| Nov 1, 3:00 PM EST | 57.5 | 1.6 | 32–184 |
| Nov 1, 2:00 PM EST | 57.5 | 1.6 | 32–184 |
| Nov 1, 1:00 PM EST | 57.5 | 1.6 | 32–184 |
| Nov 1, 12:00 PM EST | 57.5 | 1.6 | 32–184 |
| Nov 1, 11:00 AM EST | 57.5 | 1.6 | 32–184 |
| Nov 1, 10:00 AM EST | 58.9 | 1.61 | 32–184 |
| Nov 1, 9:00 AM EST | 58.9 | 1.61 | 32–184 |
| Nov 1, 8:00 AM EST | 58.9 | 1.61 | 32–184 |
| Nov 1, 7:00 AM EST | 57.5 | 1.6 | 32–184 |
| Nov 1, 6:00 AM EST | 57.5 | 1.6 | 32–184 |
| Nov 1, 5:00 AM EST | 57.5 | 1.6 | 32–184 |
| Nov 1, 4:00 AM EST | 57.5 | 1.6 | 32–184 |
| Nov 1, 3:00 AM EST | 57.5 | 1.6 | 32–184 |
| Nov 1, 2:00 AM EST | 58.9 | 1.61 | 32–184 |
| Nov 1, 1:00 AM EST | 58.9 | 1.61 | 32–184 |
| Nov 1, 1:00 AM EDT | 58.9 | 1.61 | 32–184 |
| Nov 1, 12:00 AM EDT | 58.9 | 1.61 | 32–184 |
| Oct 31, 11:00 PM EDT | 60.2 | 1.62 | 36–175 |
| Oct 31, 10:00 PM EDT | 60.2 | 1.62 | 36–175 |
| Oct 31, 9:00 PM EDT | 60.2 | 1.62 | 36–175 |
| Oct 31, 8:00 PM EDT | 61.6 | 1.63 | 36–175 |
| Oct 31, 7:00 PM EDT | 61.6 | 1.63 | 36–175 |
| Oct 31, 6:00 PM EDT | 61.6 | 1.63 | 36–175 |
| Oct 31, 5:00 PM EDT | 61.6 | 1.63 | 36–175 |
| Oct 31, 4:00 PM EDT | 61.6 | 1.63 | 36–175 |
| Oct 31, 3:00 PM EDT | 60.2 | 1.62 | 36–175 |
| Oct 31, 2:00 PM EDT | 60.2 | 1.62 | 36–175 |
| Oct 31, 1:00 PM EDT | 60.2 | 1.62 | 36–175 |
| Oct 31, 12:00 PM EDT | 60.2 | 1.62 | 36–175 |
| Oct 31, 11:00 AM EDT | 61.6 | 1.63 | 36–175 |
| Oct 31, 10:00 AM EDT | 61.6 | 1.63 | 36–175 |
| Oct 31, 9:00 AM EDT | 61.6 | 1.63 | 36–175 |
| Oct 31, 8:00 AM EDT | 61.6 | 1.63 | 36–175 |
| Oct 31, 7:00 AM EDT | 61.6 | 1.63 | 36–175 |
| Oct 31, 6:00 AM EDT | 61.6 | 1.63 | 36–175 |
| Oct 31, 5:00 AM EDT | 63 | 1.64 | 36–175 |
| Oct 31, 4:00 AM EDT | 63 | 1.64 | 36–175 |
| Oct 31, 3:00 AM EDT | 63 | 1.64 | 36–175 |
| Oct 31, 2:00 AM EDT | 63 | 1.64 | 36–175 |
| Oct 31, 1:00 AM EDT | 63 | 1.64 | 36–175 |
| Oct 31, 12:00 AM EDT | 63 | 1.64 | 36–175 |
| Oct 30, 11:00 PM EDT | 63 | 1.64 | 35–210 |
| Oct 30, 10:00 PM EDT | 61.6 | 1.63 | 35–210 |
| Oct 30, 9:00 PM EDT | 63 | 1.64 | 35–210 |
| Oct 30, 8:00 PM EDT | 63 | 1.64 | 35–210 |
| Oct 30, 7:00 PM EDT | 64.5 | 1.65 | 35–210 |
| Oct 30, 6:00 PM EDT | 64.5 | 1.65 | 35–210 |
| Oct 30, 5:00 PM EDT | 64.5 | 1.65 | 35–210 |
| Oct 30, 4:00 PM EDT | 64.5 | 1.65 | 35–210 |
| Oct 30, 3:00 PM EDT | 64.5 | 1.65 | 35–210 |
| Oct 30, 2:00 PM EDT | 64.5 | 1.65 | 35–210 |
| Oct 30, 1:00 PM EDT | 64.5 | 1.65 | 35–210 |
| Oct 30, 12:00 PM EDT | 64.5 | 1.65 | 35–210 |
| Oct 30, 11:00 AM EDT | 64.5 | 1.65 | 35–210 |
| Oct 30, 10:00 AM EDT | 64.5 | 1.65 | 35–210 |
| Oct 30, 9:00 AM EDT | 65.9 | 1.66 | 35–210 |
| Oct 30, 8:00 AM EDT | 65.9 | 1.66 | 35–210 |
| Oct 30, 7:00 AM EDT | 65.9 | 1.66 | 35–210 |
| Oct 30, 6:00 AM EDT | 65.9 | 1.66 | 35–210 |
| Oct 30, 5:00 AM EDT | 65.9 | 1.66 | 35–210 |
| Oct 30, 4:00 AM EDT | 65.9 | 1.66 | 35–210 |
| Oct 30, 3:00 AM EDT | 65.9 | 1.66 | 35–210 |
| Oct 30, 2:00 AM EDT | 65.9 | 1.66 | 35–210 |
| Oct 30, 1:00 AM EDT | 65.9 | 1.66 | 35–210 |
| Oct 30, 12:00 AM EDT | 65.9 | 1.66 | 35–210 |
| Oct 29, 11:00 PM EDT | 67.4 | 1.67 | 33–164 |
| Oct 29, 10:00 PM EDT | 67.4 | 1.67 | 33–164 |
Map of USGS gauge 01555500 and the river around it
Where East Mahantango Creek near Dalmatia, PA sits.
No current water-temperature reading at this gauge, so no temperature guidance is given. Take a stream thermometer: the trout lines Pennsylvania Fish and Boat Commission uses are 60°F, 70°F and 72°F.
Species list not on file for this gauge. Check the Pennsylvania Fish and Boat Commission: Pennsylvania adult trout stocking schedule · Pennsylvania fishing regulations.
Normal for Nov 5: 41–209 ft³/s (middle half of 97 years of record). Now: 70.4 ft³/s, normal.
Normal for this date. 70.4 ft³/s is between the 25th and 75th percentiles of daily mean flow for Nov 5 at this gauge over 97 years of record (1930–2026): 10th 20, 25th 41, median 100, 75th 209, 90th 327 ft³/s.
Daily means on record for Nov 5: lowest 7.1 ft³/s, highest 1,000 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).
Rising over 24 hours: discharge up 28.2%, from 54.9 to 70.4 ft³/s. 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.
Rising water. Rising over the last 24 hours (discharge up 28.2%). Keep your way back to the bank in sight and watch the level while you fish. “Rising” is our rule of thumb: more than 10% in discharge or 0.2 ft of gauge height in 24 hours, not a USGS or NWS class.
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.
NWS observed 1.69 ft stage, 71 ft³/s at Nov 5, 9:00 PM EST (NWS gauge DALP1; its stage datum can differ from the USGS gauge height).
NWS has not set flood categories for this gauge.
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, 9:50 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.