How high is the Contoocook River at Peterborough, NH right now?

The Contoocook River at Peterborough, NH is currently flowing at 66 cubic feet per second with a gage height of 1.65 feet, based on the most recent USGS instantaneous reading.

Is the flow on the Contoocook River at Peterborough, NH normal for this time of year?

Current flow is classified as normal for October 28. Today's discharge is at the 53th percentile compared to the long-term historical record at this gauge.

Is the Contoocook River at Peterborough, NH at flood stage?

No — the gage height is 3.85 feet below the NWS flood-stage threshold of 5.5 feet.

What is the historical median flow for the Contoocook River at Peterborough, NH on October 28?

The long-term median discharge for this date is 50 cfs based on USGS daily statistics. The 10th–95th percentile range historically is 12 to 302 cfs.

Where is the Contoocook River at Peterborough, NH stream gauge located?

The Contoocook River at Peterborough, NH stream gauge is operated by the USGS in Hillsborough County, NH on the Contoocook River. USGS site number 01082000 (coordinates 42.8626, -71.9592).

Contoocook River at Peterborough, NH

USGS Site No: 01082000 • Contoocook River • Hillsborough County, NH

Contoocook River at Peterborough, NH on the Contoocook River is currently at 66 cfs (Normal — 53th percentile for this date) . Gage height: 1.65 ft.

Reading from 4 months ago

Downstream on Contoocook River ↓

Contoocook River Near Henniker, NH

CFS Discharge

1.65

Gage Height (ft)

Normal

Flow Condition

Normal

Flood Status

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	12
25th	Low threshold	24
50th (Median)	Normal (median)	50
75th	High threshold	168	Today: 66 cfs
95th	Very High threshold	302

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.

10th–95th historical Day-of-year median Recent discharge

30-Day Flow History

Date	Discharge (CFS)	Gage Ht (ft)
May 28, 2026	85	—
May 27, 2026	104	—
May 26, 2026	121	—
May 25, 2026	107	—
May 24, 2026	73	—
May 23, 2026	69	—
May 22, 2026	81	—
May 21, 2026	97	—
May 20, 2026	117	—
May 19, 2026	136	—
May 18, 2026	169	—
May 17, 2026	234	—
May 16, 2026	357	—
May 15, 2026	530	—
Apr 21, 2026	106	—
Apr 20, 2026	116	—
Apr 19, 2026	121	—
Apr 18, 2026	126	—
Apr 17, 2026	136	—
Apr 16, 2026	140	—
Apr 15, 2026	137	—
Apr 14, 2026	114	—
Apr 13, 2026	116	—
Apr 12, 2026	121	—
Apr 11, 2026	134	—
Apr 10, 2026	146	—
Apr 9, 2026	159	—
Apr 8, 2026	178	—
Apr 7, 2026	198	—
Apr 6, 2026	227	—

Station Information

USGS Site No: 01082000
State: NH
County: Hillsborough County
Coordinates: 42.8626, -71.9592
Drainage Area: 68 mi²
Datum (ft): 731.3
HUC Code: 01070003

View on USGS NWIS →

Flood Stage Thresholds

Action Stage: 4.0 ft
Flood Stage: 5.5 ft
Moderate Flood: 7.0 ft
Major Flood: 9.0 ft

Currently 3.85 ft below flood stage.

Recent Extremes

Max discharge: 1,330 cfs

May 10, 2025
Min discharge: 8 cfs

Sep 22, 2025
Days at flood stage: 0

Computed from the local daily-values archive.

Nearby Gauges

Millers River Near Winchendon, MA
13.8 mi · 63 cfs

Normal
Priest Brook Near Winchendon, MA
14.7 mi · 15 cfs

Normal
Otter River at Otter River, MA
19.4 mi · 48 cfs

Normal
North Nashua River at Fitchburg, MA
21.6 mi · 87 cfs

Normal
Squannacook River Near West Groton, MA
22.0 mi · 62 cfs

Normal