Gila Gravity Main Canal at Imperial Dam water level

Name: Gila Gravity Main Canal at Imperial Dam water level (U.S. Geological Survey)
Creator: U.S. Geological Survey
License: https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits

Canal gauge, Gila Gravity Main Canal, Arizona, United States

Directions

Very high for mid-October

Water level

17.48ft Up 0.68 ft over the last 24 hours

Measured Oct 20, 2026, 09:30 AM MST (1 hour ago)

Flow: 1,530 cfs

History

7 days

Water level

What this means

The gauge at Gila Gravity Main Canal at Imperial Dam shows 17.48 ft, well above normal for mid-October.

The water is rising: up 0.68 ft over the past 24 hours. If the rise continues, low-lying paths and riverside parking can go under water. Over the past 30 days it has moved between 15.77 ft and 17.62 ft.

Compared with 5 years of daily readings for this time of year. How to read levels

High water at Gila Gravity Main Canal at Imperial Dam

The National Weather Service splits flooding into minor, moderate and major flood stage, each tied to what starts to go under water at this particular gauge. Minor flooding usually means low roads, parks and farmland; major flooding reaches homes and businesses.

Keep children and dogs well back from the edge, and stay off flooded footpaths and towpaths.

Weather at the gauge

No rain in the last 3 days.

20 Tue 93° 67° – Wind 11 mph

21 Wed 91° 73° – Wind 16 mph

22 Thu 85° 70° – Wind 21 mph

23 Fri 80° 63° – Wind 14 mph

24 Sat 84° 65° – Wind 7 mph

25 Sun 87° 70° – Wind 10 mph

26 Mon 90° 71° – Wind 10 mph

Forecast: Open-Meteo

Sunrise 06:46 AM Sunset 06:00 PM Daylight 11 hr, 14 min Waxing gibbous 70%

Map

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Mittry Lake Diversion at Imperial DamRiver gauge, Mittry Lake Diversion	10.8 cfs	Normal	+0.3 cfs	0.7 mi
Colorado River below Imperial DamRiver gauge, Colorado River	239 cfs	Normal	−9.0 cfs	1.3 mi
All-American Canal near Imperial DamCanal gauge, All-American Canal	4,180 cfs	Low	−1,080.0 cfs	1.8 mi
Reservation Main Canal near YumaCanal gauge, Reservation Main Canal	134 cfs	Very high	−18.0 cfs	5.3 mi
North Gila Main Canal near YumaCanal gauge, North Gila Main Canal	78.4 cfs	High	+12.2 cfs	5.4 mi
Colorado River below Laguna DamRiver gauge, Colorado River	367 cfs	Normal	−6.0 cfs	5.5 mi
Gila River near DomeRiver gauge, Gila River	14.62 ft	Below flood stage	−0.08 ft	8 mi
North Gila Main Canal North 2 near YumaCanal gauge, North Gila Main Canal North 2	18.5 cfs	High	−8.5 cfs	9 mi

Questions and answers

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 Gila Gravity Main Canal at Imperial Dam today?

On Oct 20, 2026, 09:30 AM MST, the water level was 17.48 ft. Up 0.68 ft over the last 24 hours.

Is Gila Gravity Main Canal at Imperial Dam rising or falling?

Up 0.68 ft over the last 24 hours.

Is the level of Gila Gravity Main Canal at Imperial Dam normal?

Very high for mid-October. Compared with 5 years of daily readings for this time of year.

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.

Where does this data come from?

The values come directly from the U.S. Geological Survey, the official operator of this gauge, and are in the public domain. We do not estimate or model live values.

For specialists

Station codes, datum, parameters, data quality and downloads

Operator: U.S. Geological Survey
Station code: usgs:09522500 (Agency page)
Coordinates: 32.87120, -114.45008 (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	17.48 ft	2026-10-20 16:30	Provisional
Flow	1,530 cfs	2026-10-20 16:30	Provisional

Download

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How to cite

U.S. Geological Survey: Gila Gravity Main Canal at Imperial Dam (usgs:09522500). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/united-states/arizona/gila-gravity-main-canal-at-imperial-dam

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