How high is the Goodpaster River near Big Delta AK right now?

The Goodpaster River near Big Delta AK is currently flowing at 1,030 cubic feet per second with a gage height of 14.48 feet, based on the most recent USGS instantaneous reading.

Is the flow on the Goodpaster River near Big Delta AK normal for this time of year?

Current flow is classified as very high for October 28. Today's discharge is at the 112th percentile compared to the long-term historical record at this gauge.

Is the Goodpaster River near Big Delta AK at flood stage?

No — the gage height is 5.02 feet below the NWS flood-stage threshold of 19.5 feet.

What is the historical median flow for the Goodpaster River near Big Delta AK on October 28?

The long-term median discharge for this date is 231 cfs based on USGS daily statistics. The 10th–95th percentile range historically is 117 to 376 cfs.

Where is the Goodpaster River near Big Delta AK stream gauge located?

The Goodpaster River near Big Delta AK stream gauge is operated by the USGS in Southeast Fairbanks Census Area, AK on the Goodpaster River. USGS site number 15477740 (coordinates 64.4502, -144.9446).

Goodpaster River near Big Delta AK

USGS Site No: 15477740 • Goodpaster River • Southeast Fairbanks Census Area, AK

Goodpaster River near Big Delta AK on the Goodpaster River is currently at 1,030 cfs (Very High — 112th percentile for this date) . Gage height: 14.48 ft.

Reading from 4 months ago

1,030

CFS Discharge

14.48

Gage Height (ft)

Very High

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
10th	Very Low threshold	117
25th	Low threshold	169
50th (Median)	Normal (median)	231
75th	High threshold	290
95th	Very High threshold	376

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	1,040	—
May 27, 2026	1,330	—
May 26, 2026	1,460	—
May 25, 2026	1,170	—
May 24, 2026	1,060	—
May 23, 2026	1,290	—
May 22, 2026	1,850	—
May 21, 2026	1,620	—
May 20, 2026	1,010	—
May 19, 2026	1,050	—
May 18, 2026	1,330	—
May 17, 2026	1,570	—
May 16, 2026	1,580	—
May 15, 2026	1,890	—
Jan 13, 2026	2,600	—
Jan 12, 2026	153	—
Jan 11, 2026	121	—
Jan 10, 2026	121	—
Jan 9, 2026	121	—
Jan 8, 2026	121	—
Jan 7, 2026	122	—
Jan 6, 2026	122	—
Jan 5, 2026	122	—
Jan 4, 2026	122	—
Jan 3, 2026	122	—
Jan 2, 2026	122	—
Jan 1, 2026	123	—
Dec 31, 2025	123	—
Dec 30, 2025	123	—
Dec 29, 2025	123	—

Station Information

USGS Site No: 15477740
State: AK
County: Southeast Fairbanks Census Area
Coordinates: 64.4502, -144.9446
Drainage Area: 676 mi²
Datum (ft): 1,313.2
HUC Code: 19080303

View on USGS NWIS →

Flood Stage Thresholds

Action Stage: 19.0 ft
Flood Stage: 19.5 ft
Moderate Flood: 21.5 ft

Currently 5.02 ft below flood stage.

Recent Extremes

Max discharge: 2,600 cfs

Jan 13, 2026
Min discharge: 121 cfs

Jan 11, 2026
Days at flood stage: 0

Computed from the local daily-values archive.

Nearby Gauges

Tanana River at Big Delta AK
34.0 mi · 0 cfs

Unknown
Chena River near Two Rivers AK
52.2 mi · 1,750 cfs

Very High