Mattawamkeag River Near Mattawamkeag, Maine
USGS Site No: 01030500 • Mattawamkeag River • Penobscot County, ME
Mattawamkeag River Near Mattawamkeag, Maine on the Mattawamkeag River is currently at 1,790 cfs (Normal — 55th percentile for this date) . Gage height: 6.75 ft.
Reading from
Historical Percentile Comparison
Today's discharge compared to the long-term record for October 28 at this station. Percentile rank shows what fraction of historical years had lower flow on this date.
| Percentile | Label | CFS Threshold | Today's Flow |
|---|---|---|---|
| 10th | Very Low threshold | 260 | |
| 25th | Low threshold | 559 | |
| 50th (Median) | Normal (median) | 1,410 | |
| 75th | High threshold | 3,220 | Today: 1,790 cfs |
| 95th | Very High threshold | 9,770 |
30-Day Hydrograph
Recent discharge plotted against the historical 10th–95th percentile envelope for the same calendar days. Source: USGS daily values + long-term statistics.
30-Day Flow History
| Date | Discharge (CFS) | Gage Ht (ft) |
|---|---|---|
| May 28, 2026 | 1,920 | — |
| May 27, 2026 | 1,970 | — |
| May 26, 2026 | 1,660 | — |
| May 25, 2026 | 1,360 | — |
| May 24, 2026 | 1,440 | — |
| May 23, 2026 | 1,640 | — |
| May 22, 2026 | 1,880 | — |
| May 21, 2026 | 2,150 | — |
| May 20, 2026 | 2,420 | — |
| May 19, 2026 | 2,710 | — |
| May 18, 2026 | 3,070 | — |
| May 17, 2026 | 3,490 | — |
| May 16, 2026 | 3,900 | — |
| May 15, 2026 | 4,300 | — |
| Apr 21, 2026 | 7,660 | — |
| Apr 20, 2026 | 7,660 | — |
| Apr 19, 2026 | 7,780 | — |
| Apr 18, 2026 | 7,990 | — |
| Apr 17, 2026 | 7,920 | — |
| Apr 16, 2026 | 7,290 | — |
| Apr 15, 2026 | 6,400 | — |
| Apr 14, 2026 | 5,780 | — |
| Apr 13, 2026 | 5,430 | — |
| Apr 12, 2026 | 5,100 | — |
| Apr 11, 2026 | 4,740 | — |
| Apr 10, 2026 | 4,790 | — |
| Apr 9, 2026 | 5,290 | — |
| Apr 8, 2026 | 5,790 | — |
| Apr 7, 2026 | 5,840 | — |
| Apr 6, 2026 | 5,120 | — |
Station Information
- USGS Site No
- 01030500
- State
- ME
- County
- Penobscot County
- Coordinates
- 45.5011, -68.3058
- Drainage Area
- 1,419 mi²
- Datum (ft)
- 210.6
- HUC Code
- 01020003
Flood Stage Thresholds
- Action Stage
- 13.0 ft
- Flood Stage
- 13.5 ft
- Moderate Flood
- 16.0 ft
- Major Flood
- 17.5 ft
Currently 6.75 ft below flood stage.
Recent Extremes
- Max discharge
-
9,040 cfsApr 29, 2025
- Min discharge
-
41 cfsAug 29, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Wytopitlock Stream Near Wytopitlock MaineNormal16.0 mi · 50 cfs
-
East Branch Penobscot River at Grindstone, MaineNormal20.9 mi · 1,230 cfs
-
Penobscot River at West Enfield, MaineNormal24.8 mi · 8,710 cfs
-
Piscataquis River at Medford, MaineNormal32.0 mi · 1,160 cfs
-
Grand Lake Stream at Grand Lake Stream, MaineHigh34.6 mi · 317 cfs