Country= U.S.A. Station= BIG DELTA AK River= TANANA R Area= 34962.93 Lat= 64.15 Lon= -145.85 Source= USGS PointID= 15478000 Area Units= km2 Discharge Units= m3/sec Starting Year= 1976 Ending Year= 1993 Total Years= 18 Total Usable Years= 17 Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Avg Annual 1976 1921.9 1550.6 1294.36 1088.32 8095.01 15223.2 11561.6 9800.42 7156.65 5224.03 2628.76 2018.73 5630.3 1977 1703.59 1471.47 1382.97 1281.82 5382.97 17865.2 13381.2 8965.53 7839.09 6647.19 3863.38 2416.99 6016.78 1978 1746.52 1462.78 1355.56 1238.87 4209.19 10317.8 12058.5 9343.7 8034.48 4832.16 2790.17 1963.92 4946.14 1979 1717.29 1582.72 1443.25 1194.03 10349.4 15042 13253.3 12440.3 9217.18 6604.25 3473.55 2224.25 6545.13 1980 1913.68 1723.43 1607.68 1443.22 10116.5 16548.5 12963.7 11525.9 10192.2 7414.48 4019.13 2292.76 6813.43 1981 1822.34 1592.83 1347.34 1189.31 9280.67 13390.2 11019.9 14605.2 9653.27 6276.33 3464.11 2521.13 6346.89 1982 2041.57 1668.68 1347.34 1104.36 5786.72 19508.5 15000.7 12702.5 10143.2 9192.06 4223.95 2443.48 7096.92 1983 1767.53 1435.06 1355.56 1319.57 6060.75 13584.6 11152.3 10797.9 10758.6 7835.59 4363.65 2475.45 6075.55 1984 1589.41 1086.79 995.66 1185.54 9495.33 14783.4 12333.4 12952.7 9459.76 5308.07 2973.28 1781.23 6162.05 1985 1484.36 1375.4 1246.86 1132.68 2836.27 23915.6 15550.6 11136.8 12459.5 9088.84 4058.77 2685.55 7247.6 1986 2152.09 1840.61 1557.43 1415.85 4469.52 14172.7 13044.1 11759.8 12098.9 8923.51 5347.19 2436.18 6601.49 1987 1982.19 1699.02 1472.48 1354.5 3997.26 16445.6 12059.4 10929.5 9174.71 7015.31 2674.07 1415.85 5851.66 1988 1415.85 1415.85 1415.85 1463.05 6142.05 16106.7 12474.1 12062.1 10610.4 6047.05 2052.98 1557.43 6063.62 1989 1557.43 1557.43 1557.43 1557.43 6709.3 18959.2 13618.7 10999.8 10233.8 6774.16 2467.35 1625.94 6468.16 1990 1424.98 1341.01 1330.9 1344.11 12971 17518.8 12039.3 8918.94 11913.9 9510.86 3129.03 1913.68 6946.38 1991 1699.02 1491.7 1415.85 1463.04 14206.9 17528.2 12877.8 10559.5 8618.75 6120.13 4408.01 2580.5 6914.12 1992 2059.83 1454.91 1331.81 1352.61 4667.74 18840.2 15955.3 12339.8 10165.8 5382.06 3020.48 1963.92 6544.54 1993 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 Avg 1764.68 1514.72 1379.9 1301.67 7339.8 16455.9 12961.4 11284.7 9866.48 6952.71 3468.11 2136.29 6368.87 Std Dev 218.47 167.82 135.21 135.72 3171.21 2952.18 1385.77 1477.14 1437.59 1452.72 838.6 377.37 565.69