Lower Colorado River Operations

Note: The hydrologic data on this website are provisional records collected by an automated process and are subject to change. At the conclusion of each calendar year, these data are reviewed and revised as needed, following standards for quality assurance, to create final data records published in the Lower Colorado River Stream Flow Reports and the Colorado River Accounting and Water Use Reports.

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REPORT LAST UPDATED ON: 12/18/2025 08:14 AM

SITE NAME: LAKE HAVASU
PARAMETER: RESERVOIR WS ELEVATION, END OF PERIOD PRIMARY READING
UNITS: FEET

Show/Hide Data

Day	JAN	FEB	MAR	APR	MAY	JUN	JUL	AUG	SEP	OCT	NOV	DEC
1	446.6	446.8	447.5	447.2	447.8	448.6	448.2	448.3	448.2	448.5	447.3	449.0
2	446.6	446.7	447.4	447.3	447.7	448.7	448.1	448.4	448.5	448.1	447.2	448.9
3	446.6	446.6	447.1	447.8	447.8	448.6	448.4	448.1	448.6	447.6	447.0	448.9
4	446.5	446.6	447.0	447.7	447.9	448.9	448.4	448.1	448.3	447.3	447.0	448.7
5	446.4	447.0	446.8	447.6	448.1	448.9	448.6	448.0	448.4	447.0	447.1	448.4
6	446.4	447.3	447.4	447.6	448.5	448.9	448.6	448.0	448.3	447.0	447.5	447.9
7	446.7	447.3	447.4	447.9	448.7	448.8	448.6	448.1	448.2	447.3	447.6	447.6
8	446.5	447.4	447.4	447.9	449.0	448.8	448.5	447.7	448.0	447.6	447.8	447.4
9	446.7	447.2	447.6	448.0	448.9	448.7	448.3	447.6	447.6	448.0	447.9	447.2
10	446.7	447.1	447.5	448.0	448.9	448.5	448.6	447.6	447.4	447.9	447.8	447.0
11	446.7	447.0	447.6	447.9	448.8	448.4	448.5	447.7	447.3	447.7	447.8	446.8
12	446.5	446.9	447.9	447.8	448.5	448.6	448.6	447.6	447.3	447.6	447.8	446.7
13	446.2	447.2	448.2	447.7	448.4	448.3	448.5	447.7	447.4	447.7	448.0	446.6
14	446.1	447.2	448.4	447.6	448.3	448.3	448.4	447.8	447.5	447.5	448.2	446.4
15	446.2	446.9	448.5	447.6	448.5	448.2	448.1	447.5	447.7	447.7	448.2	446.2
16	446.4	446.6	448.1	447.4	448.3	448.3	447.9	447.4	447.9	447.9	448.1	446.3
17	446.3	446.3	447.9	447.9	448.3	448.4	448.2	447.5	447.9	448.0	448.1	446.4
18	446.2	446.3	447.7	447.9	448.3	448.6	448.2	447.9	448.2	448.1	448.3	--
19	445.9	446.2	447.7	447.9	448.4	448.9	448.2	447.9	448.6	447.9	448.5	--
20	445.9	446.7	447.9	447.9	448.3	448.7	448.1	448.0	448.7	447.7	448.7	--
21	446.1	446.5	447.7	448.0	448.0	448.6	448.2	448.2	448.8	447.5	448.9	--
22	446.5	446.4	447.5	448.0	448.3	448.4	448.2	447.9	448.8	447.5	449.1	--
23	446.6	446.2	447.5	447.9	448.2	448.5	448.1	447.9	448.7	447.7	449.2	--
24	446.5	446.1	447.3	448.2	448.2	448.4	448.2	448.1	448.6	447.6	449.3	--
25	446.3	446.3	447.2	447.9	448.2	448.3	448.1	448.2	448.6	447.6	449.5	--
26	446.4	446.7	447.0	447.6	448.2	448.6	447.9	448.6	448.6	447.4	449.5	--
27	446.5	447.6	447.2	447.4	448.1	448.3	447.8	448.8	448.6	447.3	449.5	--
28	446.5	447.6	447.0	447.3	448.3	448.2	447.9	448.9	448.7	447.2	449.4	--
29	446.7	--	446.9	447.5	448.6	448.1	448.0	448.4	448.7	447.1	449.3	--
30	447.0	--	446.9	447.5	448.5	448.3	448.2	448.1	448.6	447.4	449.1	--
31	446.8	--	447.0	--	448.6	--	448.5	448.1	--	447.4	--	--