Rivermatics

USGS Streamgage 12108500

Newaukum Creek near Black Diamond, WA

Newaukum Creek near Black Diamond, WA is USGS streamgage 12108500 in Washington, monitoring river discharge in hydrologic subbasin 17110013. It drains a watershed of about 27 square miles. Discharge records at this site go back to 1944. Typical flow runs near 23.3 cfs in July and 60.3 cfs in April, with the higher of the two arriving in April. Rivermatics issues a daily machine-learned flow outlook for this gauge, reaching 14 days ahead.

View live conditions & forecast →

Gauge details

State
Washington
Drainage area
27 sq mi
Gauge elevation
234 ft
Subbasin (HUC-8)
17110013
Coordinates
47.27566, -122.05956
USGS site number
12108500
Records begin
1944-07-01 (82 years)
Rivermatics forecast
14-day flow outlook

14-day flow forecast

Based on observations through for Newaukum Creek near Black Diamond, WA. Each day carries a median estimate and the band the model expects the flow to fall within — not a single number to plan against. Forecasts are re-issued daily; see the live screen for the current outlook.

Forecast daily mean discharge in cubic feet per second, by date
Date Low p10 Expected p50 High p90 Range
11.6 12 12.3
11.5 12 12.6
14.6 22.6 46.6
14.9 20.9 33.2
13.3 16.2 20.9
12.5 14.5 17.4
12 13.6 16
11.6 13.1 15.2
11.3 12.7 14.6
11.1 12.4 14.1
10.8 12.1 13.7
10.6 11.9 13.6
10.4 11.7 13.4
10.3 11.6 13.4

All values in cubic feet per second (cfs). Estimates only — do not use them for navigation or for any safety, rescue, or emergency decision.

Typical flow by month

Long-term daily discharge percentiles from the USGS record (up to 82 years of data), averaged within each month. These describe the historical normal range — they are not a forecast and not today's reading.

Historical monthly discharge percentiles in cubic feet per second
Month Low p10 Typical p50 High p90 Range
January 41.8 83.6 217.7
February 42.4 78.7 177.3
March 44.4 73.3 151.7
April 38.6 60.3 106.6
May 30.3 41.3 77.9
June 22.7 32.9 65.3
July 16.6 23.3 35.1
August 12.7 18.1 25.6
September 11.5 17.1 26.7
October 12.7 19.7 41.8
November 19 45.4 130.4
December 29.8 73.2 189.9

All values in cubic feet per second (cfs).

Common questions

When does Newaukum Creek near Black Diamond, WA normally run highest?
January, on the long-term record. The median daily flow that month is about 83.6 cfs, against 17.1 cfs in September, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
What is a normal flow for Newaukum Creek near Black Diamond, WA?
It depends on the month. In January, half of days historically fall near 83.6 cfs, with the middle 80% of days between 41.8 and 217.7 cfs. The month-by-month table on this page gives the full range.
How long has Newaukum Creek near Black Diamond, WA been measured?
Discharge records at USGS site 12108500 begin in 1944, about 82 years, covering roughly 9,201 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
Is there a flow forecast for Newaukum Creek near Black Diamond, WA?
Yes. Rivermatics trains a machine-learned model — a temporal-fusion transformer — on this basin's observed flows, weather, and snowpack, and issues a daily flow outlook reaching 14 days ahead: a median estimate inside a confidence band, not a single number to bet on. Every forecast is scored against days the model never trained on, and that track record is published on the live gauge screen. Open live conditions to see the current outlook.
Where is Newaukum Creek near Black Diamond, WA?
The gauge sits at 47.27566, -122.05956, in Washington, in hydrologic subbasin 17110013, at an elevation of about 234 feet, draining roughly 27 square miles.
Can I use Newaukum Creek near Black Diamond, WA data for flood or safety decisions?
No. Rivermatics provides estimates, not guarantees, and the readings and forecasts here may be delayed, inaccurate, or wrong. Do not use them for navigation or for any safety, rescue, or emergency decision. Check the National Weather Service and USGS directly, and use your own judgment.

Other gauges in this subbasin