Global River Discharge Database

Results

Country: U.S.A. Station: Washington,D.C. River: Potomac Area: 29940 km2 Lat: 38.96 Lon: -77.15 Source: RivDIS PointID: 411 Area Units: km2 Discharge Units: m3/sec Starting Year: 1930 Ending Year: 1984 Total Years: 55 Total Usable Years: 54

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Avg Annual
1930	-9999	-9999	370	260	111	81	36	16	19	16	19	48	-9999
1931	84	103	184	450	407	184	180	126	71	39	26	76	160.83
1932	191	336	475	498	787	114	88	33	28	211	594	238	299.42
1933	441	416	705	1030	642	170	152	379	224	101	76	106	370.17
1934	270	84	356	387	178	113	54	100	261	162	96	549	217.5
1935	452	711	514	737	367	147	112	125	250	62	204	241	326.83
1936	679	685	2166	670	181	122	90	89	49	150	83	347	442.58
1937	1053	823	391	1030	453	225	144	313	189	769	481	245	509.67
1938	237	272	337	259	284	163	156	152	69	49	72	278	194
1939	226	1041	594	537	242	160	189	167	56	110	155	95	297.67
1940	98	419	475	920	302	514	136	207	247	111	338	376	345.25
1941	358	237	377	469	117	213	206	68	49	22	40	106	188.5
1942	115	211	389	486	583	239	117	396	132	1248	290	487	391.08
1943	608	756	660	530	430	190	132	58	41	44	109	43	300.08
1944	221	237	864	509	490	139	51	32	70	165	79	252	259.08
1945	286	474	615	305	332	174	166	267	564	157	227	445	334.33
1946	493	349	490	257	435	422	116	121	63	98	74	73	249.25
1947	352	194	355	203	299	201	177	119	64	40	168	100	189.33
1948	251	387	500	626	497	222	143	183	82	260	312	819	356.83
1949	929	690	354	431	323	390	595	220	145	77	159	246	379.92
1950	244	739	545	281	481	294	119	62	286	185	342	874	371
1951	458	924	596	765	372	540	158	79	50	42	82	209	356.25
1952	719	525	757	982	734	213	151	98	175	61	409	384	434
1953	755	486	905	543	498	272	93	75	48	34	50	115	322.83
1954	116	128	554	242	235	164	60	62	49	306	237	313	205.5
1955	332	352	904	341	203	332	81	798	147	125	98	70	315.25
1956	71	648	581	513	215	174	259	176	80	126	236	315	282.83
1957	299	640	447	587	227	172	57	32	39	66	75	341	248.5
1958	401	332	820	834	735	176	183	194	69	51	57	63	326.25
1959	151	192	253	365	306	256	60	63	37	176	106	246	184.25
1960	347	445	459	932	617	395	114	99	111	61	63	50	307.75
1961	140	882	855	970	466	212	100	75	67	72	85	211	344.58
1962	286	345	1299	672	280	187	82	48	39	46	187	118	299.08
1963	295	161	1275	238	141	198	56	37	30	25	76	127	221.58
1964	523	350	868	517	442	82	65	33	22	68	56	160	265.5
1965	423	556	806	477	227	73	40	31	28	45	31	29	230.5
1966	48	384	353	334	396	73	20	15	162	186	108	226	192.08
1967	274	307	1017	258	489	131	127	208	80	46	169	121	268.92
1968	343	452	676	232	355	315	76.5	54	58.5	46.5	167	120	241.29
1969	110	188	235	198	110	62	68.6	224	12	65	102	223	133.13
1970	328	599	451	968	258	174	241	100	45.6	54	457	434	342.47
1971	507	965	599	301	430	426	86	161	202	363	239	472	395.92
1972	267	726	769	694	700	1300	200	168	78	301	532	1000	561.25
1973	468	688	490	995	536	354	154	153	111	156	199	665	414.08
1974	712	310	317	594	285	380	127	71.5	102	55.5	61	439	287.83
1975	409	583	853	430	559	315	245	127	717	516	314	225	441.08
1976	688	433	310	346	137	174	102	75	60	1030	321	293	330.75
1977	104	171	666	644	132	70	55	40	29	65	404	611	249.25
1978	684	303	1200	452	862	179	243	303	95	50	60	296	393.92
1979	857	845	1060	515	473	395	153	152	598	945	511	369	572.75
1980	520	227	660	876	716	224	121	96	47	48	105	100	311.67
1981	47.5	387	214	371	283	365	129	53	74.5	67	89	114	182.83
1982	217	783	822	378	226	625	164	104	55	59	82	190	308.75
1983	124	448	715	1366	695	314	102	54	41.5	139	280	754	419.38
1984	296	1117	974	1354	564	154	188	321	92	90	141	337	469
Avg	368.66	482.33	645.02	566.53	397.18	253.69	133.09	138.41	120.18	175.67	184.24	286.98	315.64
Std Dev	234.22	255.99	337	286.41	191.58	188.81	84.77	127.74	139.46	252.59	144.75	220.64	97.28
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Avg Annual

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