Lower Colorado River Operations

LAKE MEAD AT HOOVER DAM, END OF MONTH ELEVATION (FEET)

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Year	JAN	FEB	MAR	APR	MAY	JUN	JUL	AUG	SEP	OCT	NOV	DEC
1935	---	708.70	701.70	752.40	806.60	909.10	928.40	925.90	920.80	914.90	908.30	908.40
1936	907.90	908.40	906.90	922.20	982.40	1015.50	1020.40	1024.40	1024.60	1022.60	1023.60	1023.50
1937	1022.20	1026.20	1031.00	1044.60	1078.70	1096.60	1102.80	1099.60	1097.60	1096.70	1096.00	1095.75
1938	1095.00	1094.85	1100.20	1109.20	1134.40	1165.60	1173.50	1171.95	1173.80	1171.45	1168.70	1168.65
1939	1165.40	1157.40	1158.20	1162.90	1176.20	1183.45	1181.30	1177.35	1178.95	1176.10	1173.05	1169.95
1940	1166.90	1166.00	1164.65	1164.85	1175.35	1182.15	1179.80	1176.10	1174.45	1173.75	1170.80	1168.05
1941	1167.10	1167.55	1170.35	1175.85	1201.25	1215.55	1220.40	1216.50	1209.85	1211.25	1205.60	1195.80
1942	1184.80	1176.75	1171.25	1182.90	1195.50	1213.15	1213.20	1210.40	1205.00	1199.25	1194.05	1188.40
1943	1182.45	1179.60	1177.00	1180.60	1188.75	1199.40	1201.55	1199.65	1195.70	1189.90	1184.50	1178.35
1944	1170.90	1164.20	1158.40	1158.10	1173.20	1194.85	1199.55	1193.90	1187.10	1180.60	1174.55	1168.00
1945	1161.25	1155.75	1149.60	1147.40	1161.30	1174.55	1180.70	1177.95	1177.95	1173.60	1168.95	1163.35
1946	1157.55	1151.65	1147.45	1148.20	1155.15	1163.95	1163.30	1161.25	1157.65	1153.90	1151.65	1148.55
1947	1142.60	1133.10	1135.38	1134.49	1151.93	1169.64	1177.18	1180.13	1178.02	1177.88	1175.24	1170.58
1948	1164.52	1158.80	1154.51	1158.77	1175.95	1192.15	1190.32	1186.95	1180.82	1175.89	1170.91	1164.85
1949	1158.04	1150.99	1147.17	1148.28	1164.51	1189.07	1196.61	1193.17	1186.86	1181.19	1176.93	1170.06
1950	1163.40	1156.70	1151.75	1152.13	1158.57	1173.95	1177.15	1173.36	1168.77	1164.43	1160.19	1156.62
1951	1151.47	1168.02	1144.07	1141.34	1146.16	1163.53	1168.19	1167.00	1163.75	1160.42	1157.25	1153.12
1952	1149.06	1143.00	1133.99	1141.96	1171.53	1198.06	1199.88	1195.74	1190.00	1183.13	1176.39	1169.10
1953	1162.56	1157.12	1152.42	1148.40	1147.33	1165.11	1165.87	1163.38	1157.67	1152.99	1150.06	1145.78
1954	1141.44	1138.22	1134.08	1130.26	1130.76	1129.88	1126.25	1120.82	1115.39	1112.90	1109.74	1105.40
1955	1100.77	1096.14	1092.85	1089.72	1095.90	1105.91	1103.65	1102.78	1098.50	1095.11	1092.63	1090.99
1956	1089.20	1087.06	1083.57	1083.81	1098.00	1116.62	1114.58	1110.66	1105.76	1102.05	1099.14	1097.02
1957	1095.05	1094.32	1092.24	1091.00	1109.31	1150.81	1176.08	1182.34	1182.52	1182.50	1181.61	1177.39
1958	1170.95	1168.56	1163.64	1164.61	1185.52	1205.43	1203.39	1198.97	1195.57	1192.45	1189.59	1185.85
1959	1182.31	1182.03	1176.60	1172.83	1172.59	1179.84	1179.27	1175.65	1171.13	1169.35	1168.85	1167.28
1960	1165.09	1163.78	1164.26	1169.94	1175.09	1183.71	1181.32	1175.25	1170.36	1168.47	1167.46	1165.12
1961	1162.67	1160.75	1156.19	1153.56	1154.45	1161.19	1157.62	1154.05	1153.74	1155.15	1155.22	1154.64
1962	1153.56	1156.51	1154.69	1165.75	1185.56	1198.17	1203.98	1200.87	1197.64	1196.65	1195.05	1193.12
1963	1190.98	1189.67	1185.07	1179.06	1172.43	1167.16	1160.27	1153.88	1149.04	1144.99	1141.50	1136.93
1964	1131.74	1128.40	1123.85	1123.41	1119.32	1112.47	1103.84	1098.58	1093.49	1090.12	1089.02	1088.14
1965	1089.83	1090.63	1088.31	1094.57	1110.08	1125.69	1124.33	1124.32	1124.79	1125.90	1127.93	1129.74
1966	1132.24	1133.05	1132.24	1132.15	1133.07	1132.70	1130.32	1128.21	1127.59	1128.42	1129.72	1132.05
1967	1133.42	1133.31	1131.65	1131.72	1131.49	1130.40	1128.81	1128.44	1130.20	1128.67	1127.71	1129.84
1968	1132.07	1132.54	1132.79	1134.15	1135.18	1136.23	1136.76	1136.89	1136.44	1137.46	1139.05	1139.65
1969	1140.46	1140.67	1139.34	1140.79	1141.26	1141.79	1143.32	1145.31	1146.86	1147.22	1149.71	1152.50
1970	1153.65	1153.32	1151.06	1150.80	1150.87	1150.73	1150.53	1151.33	1152.58	1151.77	1151.75	1152.95
1971	1152.87	1150.40	1148.29	1148.63	1149.06	1149.85	1151.22	1152.85	1153.61	1154.40	1156.84	1160.13
1972	1162.27	1160.94	1156.12	1154.74	1154.35	1154.60	1154.84	1156.28	1158.49	1161.59	1163.82	1168.35
1973	1172.75	1174.73	1178.78	1186.14	1185.93	1186.34	1184.89	1182.28	1180.26	1179.47	1178.70	1176.92
1974	1180.14	1178.08	1174.95	1171.35	1169.68	1169.60	1171.87	1173.30	1173.99	1173.83	1175.67	1176.80
1975	1178.74	1178.38	1177.13	1174.18	1173.66	1174.48	1176.97	1178.16	1180.10	1180.41	1179.64	1179.63
1976	1180.93	1182.90	1181.25	1179.68	1180.39	1180.47	1179.85	1177.84	1179.40	1182.16	1185.94	1187.87
1977	1193.01	1191.98	1189.01	1183.10	1179.83	1176.16	1175.34	1177.27	1180.48	1180.36	1179.29	1180.82
1978	1186.09	1187.62	1188.44	1186.14	1184.58	1184.76	1183.31	1183.74	1185.43	1186.69	1188.73	1193.31
1979	1198.83	1202.61	1201.04	1200.01	1197.55	1195.50	1194.86	1195.71	1195.30	1195.12	1196.64	1197.97
1980	1198.99	1204.13	1202.87	1201.94	1199.93	1202.27	1204.65	1204.58	1204.92	1203.21	1203.68	1202.88
1981	1203.58	1204.31	1202.15	1198.44	1196.22	1193.70	1192.88	1192.78	1192.67	1194.11	1195.42	1198.28
1982	1201.15	1202.39	1201.02	1198.30	1196.93	1196.42	1196.48	1197.39	1198.96	1201.06	1204.76	1208.37
1983	1206.83	1210.25	1211.59	1211.26	1212.33	1220.27	1225.44	1222.17	1218.21	1215.32	1213.38	1212.33
1984	1209.82	1207.67	1206.05	1205.91	1209.74	1212.17	1212.92	1211.40	1210.06	1208.63	1208.29	1207.90
1985	1206.95	1206.68	1206.43	1206.16	1209.83	1214.25	1213.95	1212.79	1213.14	1211.16	1208.76	1205.49
1986	1201.59	1202.72	1202.45	1204.78	1208.16	1210.13	1207.14	1207.52	1208.83	1208.70	1209.77	1210.39
1987	1210.23	1210.58	1208.57	1207.67	1205.99	1206.60	1207.80	1209.56	1209.79	1208.69	1210.05	1211.03
1988	1211.17	1211.70	1210.74	1208.36	1206.23	1203.18	1201.43	1199.57	1199.16	1199.15	1199.46	1199.75
1989	1201.40	1202.49	1200.28	1197.35	1192.59	1190.40	1189.72	1189.40	1190.22	1189.55	1189.02	1189.80
1990	1191.00	1191.75	1189.56	1186.89	1183.93	1182.06	1179.49	1178.82	1180.02	1178.90	1178.54	1177.89
1991	1179.39	1180.06	1179.31	1177.80	1175.92	1174.67	1173.29	1172.92	1173.01	1171.73	1171.82	1173.44
1992	1177.25	1179.42	1180.31	1179.78	1177.31	1175.07	1173.92	1173.59	1174.44	1174.68	1175.45	1176.86
1993	1183.64	1189.88	1193.46	1193.04	1190.27	1188.27	1187.20	1188.41	1189.15	1188.05	1188.45	1188.75
1994	1190.09	1190.97	1188.51	1184.94	1181.64	1179.42	1178.97	1178.24	1178.40	1177.80	1175.67	1176.55
1995	1180.37	1182.58	1182.27	1179.68	1178.33	1179.03	1180.75	1181.70	1184.28	1186.12	1189.65	1190.92
1996	1193.45	1193.81	1193.81	1192.75	1191.26	1190.43	1190.26	1190.02	1190.84	1191.56	1192.71	1194.38
1997	1195.63	1196.51	1199.10	1200.01	1199.96	1202.32	1203.49	1204.52	1205.81	1209.64	1212.80	1214.64
1998	1214.40	1214.05	1214.26	1212.74	1211.59	1211.83	1212.43	1214.30	1214.78	1215.76	1214.79	1212.53
1999	1212.89	1213.30	1211.75	1208.80	1207.37	1206.40	1207.28	1208.74	1211.29	1212.11	1212.58	1213.94
2000	1214.26	1213.79	1211.33	1208.78	1207.67	1204.09	1199.97	1196.66	1196.72	1196.66	1196.45	1196.12
2001	1197.27	1196.62	1194.68	1190.76	1187.32	1183.12	1180.78	1179.97	1177.96	1178.03	1177.22	1177.37
2002	1177.94	1176.50	1172.06	1167.49	1162.39	1160.19	1157.57	1156.42	1155.42	1154.89	1153.30	1152.13
2003	1153.33	1154.42	1153.09	1148.27	1144.68	1143.19	1141.93	1143.27	1142.12	1141.17	1139.48	1139.12
2004	1140.39	1140.11	1138.70	1134.98	1129.70	1126.93	1125.73	1126.67	1125.86	1127.43	1130.13	1130.01
2005	1137.40	1143.25	1147.66	1144.45	1141.89	1140.46	1139.01	1139.61	1138.36	1137.01	1135.27	1137.52
2006	1139.46	1141.20	1139.48	1135.94	1131.14	1128.26	1126.42	1126.54	1125.36	1126.13	1126.63	1128.12
2007	1129.55	1129.35	1125.79	1120.69	1115.89	1113.50	1111.58	1111.84	1111.06	1110.95	1111.22	1114.81
2008	1116.46	1116.93	1115.65	1110.61	1107.05	1104.98	1104.42	1105.13	1105.76	1107.94	1107.33	1110.97
2009	1111.78	1111.43	1107.40	1101.26	1096.92	1095.26	1094.20	1093.73	1093.68	1093.26	1093.52	1096.30
2010	1100.02	1103.21	1100.66	1098.00	1094.30	1089.30	1086.97	1086.91	1083.81	1082.36	1081.94	1086.30
2011	1091.73	1095.78	1096.39	1095.76	1097.90	1102.38	1107.07	1113.45	1116.04	1121.00	1125.82	1132.83
2012	1134.18	1133.06	1129.41	1123.93	1119.38	1115.84	1115.92	1116.56	1115.16	1116.50	1117.24	1120.36
2013	1122.32	1122.14	1118.59	1112.91	1108.36	1105.98	1105.92	1106.13	1106.92	1104.04	1106.36	1106.73
2014	1108.75	1107.94	1101.71	1094.55	1087.46	1082.66	1080.60	1081.55	1081.33	1082.79	1083.57	1087.79
2015	1088.51	1088.98	1084.87	1079.03	1076.57	1075.08	1078.15	1078.31	1078.10	1078.99	1078.23	1080.91

Year	JAN	FEB	MAR	APR	MAY	JUN	JUL	AUG	SEP	OCT	NOV	DEC
2016	1083.68	1084.17	1080.45	1076.13	1073.80	1071.64	1072.75	1075.17	1075.23	1076.34	1076.55	1080.82
2017	1086.08	1089.78	1088.26	1084.89	1081.56	1079.52	1079.03	1081.44	1082.05	1082.30	1080.95	1082.52
2018	1087.50	1088.21	1088.11	1084.49	1080.00	1076.81	1077.43	1078.88	1078.29	1078.52	1078.32	1081.46
2019	1085.75	1087.97	1090.24	1088.95	1086.48	1084.71	1082.82	1083.45	1083.00	1082.61	1083.85	1090.49
2020	1094.68	1096.27	1098.59	1096.39	1091.32	1087.07	1084.63	1084.04	1083.21	1081.88	1081.07	1083.72
2021	1085.95	1087.26	1084.39	1079.30	1073.50	1068.77	1067.65	1067.96	1067.68	1066.77	1064.97	1066.39
2022	1067.09	1066.78	1061.49	1054.69	1047.69	1043.02	1040.92	1044.28	1045.03	1046.28	1043.02	1044.82
2023	1046.97	1047.02	1046.03	1049.69	1054.28	1056.39	1061.02	1065.35	1065.82	1065.34	1064.81	1068.18
2024	1072.67	1076.52	1075.35	1072.24	1067.08	1062.50	1061.49	1063.16	1063.71	1061.22	1060.89	1063.29
2025	1066.37	1068.18	1066.43	1062.23

**All data is supplied from Bureau of Reclamation Records.