Boulder Creek at North 75th St. near Boulder water level

Name: Boulder Creek at North 75th St. near Boulder water level (U.S. Geological Survey)
Creator: U.S. Geological Survey
License: https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits

River gauge, Boulder Creek, Colorado, United States

Directions

Below flood stage

Water level

4.18ft Steady over the last 24 hours

Measured Oct 20, 2026, 08:15 AM MDT (7 min ago)

Flow: 12.7 cfs

History

7 days

Water level Minor flood stage

What this means

Boulder Creek at North 75th St. near Boulder is at 4.18 ft, in the normal range.

It is 3.82 ft below the flood stage of 8.00 ft.

It has barely moved over the past 24 hours. In the last month it has stayed between 4.06 ft and 4.57 ft.

Fall is often low-water season on rivers, until steadier rain returns.

Judged against the official flood stage for this gauge. How to read levels

Key numbers

Highest on record: 10.60 ftSeptember 13, 2013

Floating and fishing near Boulder Creek at North 75th St. near Boulder

Normal flows mean predictable rapids and good access at most put-ins.

Flood stage here is 8.00 ft, 3.82 ft above the current reading. Beyond it, the National Weather Service also defines moderate and major flood stages.

What happens at each level

8.00 ft: CONSIDERABLE LOWLAND FLOODING IN EAST BOULDER.
7.50 ft: WATER OVERFLOWS BANKS INTO LOW LYING AREAS.
4.18 ft: Right now

Impact statements from the U.S. National Weather Service.

Highest crests on record

Rank	Level	Date
1	10.60 ft	September 13, 2013
2	7.85 ft	May 17, 1995
3	7.41 ft	May 9, 2015
4	7.32 ft	June 13, 1997
5	7.16 ft	August 5, 1999
6	7.11 ft	May 30, 2014
7	7.00 ft	July 17, 2000
8	6.98 ft	July 13, 2011
9	6.97 ft	May 26, 1996
10	6.76 ft	June 9, 1987

Weather at the gauge

No rain in the last 3 days.

20 Tue 71° 46° – Wind 6 mph

21 Wed 73° 50° – Wind 8 mph

22 Thu 69° 56° 0.01 in Wind 8 mph

23 Fri 80° 55° – Wind 19 mph

24 Sat 64° 46° – Wind 13 mph

25 Sun 51° 41° 0.20 in, 24% Wind 10 mph

26 Mon 56° 37° – Wind 9 mph

Forecast: Open-Meteo

Sunrise 07:17 AM Sunset 06:15 PM Daylight 10 hr, 58 min First quarter 69%

Map

Other gauges on Boulder Creek

Gauge	Level	Compared with normal	24 hours	Distance
Boulder Creek at Mouth near LongmontRiver gauge, Boulder Creek	0.8 cfs	Very low	−0.3 cfs	10 mi

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Left Hand Creek at Hover Road near LongmontRiver gauge, Left Hand Creek	0.8 cfs	Very low	±0	6 mi
St Vrain Creek below Boulder Creek at Highway 119 near LongmontRiver gauge, St Vrain Creek	9.71 ft	Below flood stage	−0.02 ft	12 mi
Big Dry Creek at WestminsterRiver gauge, Big Dry Creek	0.6 cfs	Very low	−0.1 cfs	13 mi
Little Dry Creek below Federal Blvd at WestminsterRiver gauge, Little Dry Creek	0.4 cfs	Very low	+0.1 cfs	18 mi
Big Dry Creek at Mouth near Fort LuptonRiver gauge, Big Dry Creek	31.3 cfs	Normal	±0	18 mi
Carter Lake ReservoirReservoir	5,708.92 ft	Normal		19 mi
South Platte River at Fort LuptonRiver gauge, South Platte River	3.38 ft	Below flood stage	−0.01 ft	20 mi
South Platte River at 64th Ave. Commerce CityRiver gauge, South Platte River	6.0 cfs	Low	±0	20 mi

Questions and answers

What is flood stage for Boulder Creek at North 75th St. near Boulder?

The official flood stage is 8.00 ft. The level is currently 3.82 ft below it.

Is gage height the same as water depth?

No. Gage height is measured from a fixed reference point chosen by the agency, so a reading of 10 ft does not mean the river is 10 ft deep.

What is the water level of Boulder Creek at North 75th St. near Boulder today?

On Oct 20, 2026, 08:15 AM MDT, the water level was 4.18 ft. Steady over the last 24 hours.

Is Boulder Creek at North 75th St. near Boulder rising or falling?

Steady over the last 24 hours.

Is the level of Boulder Creek at North 75th St. near Boulder normal?

Below flood stage. Judged against the official flood stage for this gauge.

What is the highest water level ever recorded at Boulder Creek at North 75th St. near Boulder?

The highest level on record is 10.60 ft on September 13, 2013.

How often is this data updated?

The U.S. Geological Survey publishes a new reading every 15 minutes. This page refreshes within minutes of each update.

For specialists

Station codes, datum, parameters, data quality and downloads

Operator: U.S. Geological Survey
Station code: usgs:06730200 (Agency page)
Coordinates: 40.05167, -105.17833 (WGS84)
Vertical datum: NAVD88
Update interval: every 15 minutes
Licence: Public domain. Data: U.S. Geological Survey (USGS), provisional data subject to revision

Published series

Parameter	Last value	Time (UTC)	Quality
Water level	4.18 ft	2026-10-20 14:15	Provisional
Flow	12.7 cfs	2026-10-20 14:15	Provisional

Download

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How to cite

U.S. Geological Survey: Boulder Creek at North 75th St. near Boulder (usgs:06730200). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/united-states/colorado/boulder-creek-at-north-75th-st-near-boulder

How we check values

Each reading is stored as published. We hold back values that jump faster than physically plausible and show the measurement time with every value.

Readings are provisional, can be delayed or wrong and are not a flood warning. Read the disclaimer