Prado Lake Water Level Today

California · near Norco · Well below full pool

Flood pool543.0Full pool505.0
Elevation
472.38 ft
From full pool
−32.62 ft
Percent of pool
n/a
24-hour change
+0.05 ft
7-day change
+0.09 ft
Reading
Sep 21, 2026 · USACE

Last year at Prado Lake

471.4507.2543.0full poolflood poolAug 25Nov 25Feb 26May 26Aug 26
Daily mean elevation in feet, last 395 days. Dashed lines mark the published pool elevations.

Prado Lake is 32.62 ft below full pool, at 472.38 ft, up 0.05 ft in the last 24 hours. The top of the flood pool is 70.6 ft higher, at 543.00 ft.

Over the last 7 days the level rose 0.09 ft, and over 30 days it rose 0.65 ft. In the 395 days of readings on this page the high was 505.18 ft on Feb 22, 2026 and the low was 471.40 ft on Sep 10, 2025, a range of 33.78 ft.

The reading is the U.S. Army Corps of Engineers gauge at Prado Dam, near Norco, taken Sep 21, 2026 and referenced to the NGVD29 datum. This page is rebuilt once a day from the agency feed; it is not a live gauge, so during a fast rise or a scheduled release check the USACE page for hourly values.

Prado Lake pool elevations

Current elevation472.38 ft
Full pool (top of conservation)505.00 ft
Top of flood pool543.00 ft
Top of dam594.40 ft
Inflow130 cfs
Outflow126 cfs
30-day change+0.65 ft
1-year high505.18 ft (Feb 22, 2026)
1-year low471.40 ft (Sep 10, 2025)
Vertical datumNGVD29
Operating agencyU.S. Army Corps of Engineers, SPL district

Source: U.S. Army Corps of Engineers. Read what full pool and flood pool mean.

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Prado Lake level questions

What is the water level of Prado Lake today?

Prado Lake is at 472.38 ft as of Sep 21, 2026, −32.62 ft relative to full pool (505.00 ft). The 24-hour change is +0.05 ft.

What is full pool at Prado Lake?

Full pool, the top of the conservation pool, is 505.00 ft (NGVD29). Above that, water is stored temporarily in the flood pool up to 543.00 ft.

Is Prado Lake rising or falling?

Over the last 24 hours the level is +0.05 ft; over 7 days it rose 0.09 ft, and over 30 days it rose 0.65 ft.

Where does this Prado Lake level come from?

From the U.S. Army Corps of Engineers (USACE) public data feed for Prado Dam. Lake Levels Today republishes the agency's daily value without adjustment and links to the source below.