Rivermatics

USGS Streamgage 14211542

Crystal Springs Creek at Bybee St, Portland, OR

Crystal Springs Creek at Bybee St, Portland, OR is USGS streamgage 14211542 in Oregon, monitoring river discharge in hydrologic subbasin 17090012. It drains a watershed of about 3 square miles. Discharge records at this site go back to 1998. Typical flow runs near 12 cfs in July and 12.5 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, alongside daily high and low water-temperature forecasts.

View live conditions & forecast →

Gauge details

State
Oregon
Drainage area
3 sq mi
Subbasin (HUC-8)
17090012
Coordinates
45.47403, -122.64172
USGS site number
14211542
Records begin
1998-07-18 (28 years)
Rivermatics forecast
14-day flow outlook + water temperature

14-day flow forecast

Based on observations through for Crystal Springs Creek at Bybee St, Portland, OR. 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
12.9 13.1 13.4
12.8 13.2 13.7
12.9 13.3 14.1
12.7 13.1 13.8
12.6 13 13.6
12.5 12.9 13.5
12.4 12.9 13.5
12.4 12.9 13.6
12.3 12.9 13.7
12.3 12.9 13.7
12.3 12.8 13.7
12.2 12.8 13.7
12.2 12.8 13.7
12.2 12.8 13.7

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 7 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 — 13.6 —
February — 13.1 —
March — 12.7 —
April — 12.5 —
May — 12.3 —
June — 12 —
July — 12 —
August — 12 —
September — 12.7 —
October — 13.9 —
November — 13.8 —
December — 14 —

All values in cubic feet per second (cfs).

Common questions

When does Crystal Springs Creek at Bybee St, Portland, OR normally run highest?
December, on the long-term record. The median daily flow that month is about 14 cfs, against 12 cfs in June, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
How long has Crystal Springs Creek at Bybee St, Portland, OR been measured?
Discharge records at USGS site 14211542 begin in 1998, about 28 years, covering roughly 7,111 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
Is there a flow forecast for Crystal Springs Creek at Bybee St, Portland, OR?
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. A companion model forecasts each day's water-temperature high and low. 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 Crystal Springs Creek at Bybee St, Portland, OR?
The gauge sits at 45.47403, -122.64172, in Oregon, in hydrologic subbasin 17090012, draining roughly 3 square miles.
Can I use Crystal Springs Creek at Bybee St, Portland, OR 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