01017100 AROOSTOOK RIVER AT CARIBOU, ME 19741001 19850930 01017500 AROOSTOOK RIVER AT FORT FAIRFIELD, ME 19851001 19860930 01034500 PENOBSCOT RIVER AT WEST ENFIELD, ME 19730101 19780930 01036390 PENOBSCOT RIVER AT EDDINGTON, ME 19781001 19930930 01046500 KENNEBEC RIVER AT BINGHAM, ME 19741001 19781031 01049265 KENNEBEC RIVER AT NORTH SIDNEY, ME 19781001 19950930 01059000 ANDROSCOGGIN RIVER NEAR AUBURN, ME 19750101 19750930 01059400 ANDROSCOGGIN RIVER AT BRUNSWICK, ME 19751001 19950930 01155050 CONNECTICUT RIVER AT WALPOLE, NH 19750301 19800930 01154500 CONNECTICUT RIVER AT NORTH WALPOLE, NH 19801001 19940930 01372043 HUDSON RIVER NEAR POUGHKEEPSIE NY 19730101 19750830 01358000 HUDSON RIVER AT GREEN ISLAND NY 19750901 19940930 01404100 RARITAN RIVER NR SOUTH BOUND BROOK NJ 19741001 19810930 01403300 RARITAN R AT QUEENS BRIDGE AT BOUND BROOK NJ 19811001 19950930 01645500 POTOMAC R AT GREAT FALLS, MD 19730101 19771231 01646580 POTOMAC R AT CHAIN BRIDGE, AT WASH, DC 19780101 19940930 02081000 ROANOKE RIVER NEAR SCOTLAND NECK NC 19741001 19760930 02080500 ROANOKE RIVER AT ROANOKE RAPIDS, N.C. 19761001 19950930 02226000 ALTAMAHA RIVER AT DOCTORTOWN, GA. 19741001 19770930 02226160 ALTAMAHA RIVER NEAR EVERETT CITY, GA. 19771001 19950930 *03204500 MUD RIVER NEAR MILTON, WV 19741001 19771231 03204000 GUYANDOTTE RIVER AT BRANCHLAND, WV 19780101 19940930 03381500 LITTLE WABASH RIVER AT CARMI, IL 19780101 19790930 03381495 LITTLE WABASH R AT MAIN ST AT CARMI, IL 19791001 19940930 04027000 BAD RIVER NEAR ODANAH, WI 19741001 19771231 04027595 BAD RIVER AT ODANAH, WI 19780101 19930930 04057005 MANISTIQUE RIVER AT MANISTIQUE, MICH. . 19741001 19750930 04057004 MANISTIQUE RIVER ABOVE MANISTIQUE, MICH. . 19751001 19860930 04135020 THUNDER BAY RIVER AT ALPENA, MI 19790301 19790930 04135000 THUNDER BAY RIVER NEAR ALPENA, MICH. . 19791001 19930930 *04296500 CLYDE RIVER AT NEWPORT, VT 19741001 19771231 04296000 BLACK RIVER AT COVENTRY, VT 19780101 19950930 05054020 RED RIVER OF THE NORTH BELOW FARGO, ND 19730101 19771231 05064500 RED RIVER OF THE N0RTH AT HALSTAD, MN 19780101 19940930 05083500 RED RIVER OF THE NORTH AT OSLO, MN 19730101 19771231 05102500 RED RIVER OF THE NORTH AT EMERSON, MAN 19780101 19940930 *05132000 BIG FORK RIVER AT BIG FALLS, MN 19741001 19771230 05133500 RAINY RIVER AT MANITOU RAPIDS, MN 19780101 19940930 05331000 MISSISSIPPI RIVER AT ST. PAUL, MN 19740101 19771230 05331570 MISSISSIPPI RIVER AT NININGER, MN 19780101 05585500 ILLINOIS RIVER AT MEREDOSIA, IL 19741001 19750530 05586100 ILLINOIS RIVER AT VALLEY CITY 19741201 19860930 05587550 MISSISSIPPI RIVER BELOW ALTON,ILL 19741001 19890930 05587455 MISSISSIPPI RIVER BELOW GRAFTON, IL 19891001 19950930 06796000 PLATTE RIVER AT NORTH BEND, NEBR. 19741001 19771231 06774000 PLATTE RIVER NEAR DUNCAN, NEBR. 19780101 19930930 06807000 Missouri River at Nebraska City, NE 19741001 19771231 06610000 Missouri River at Omaha, NE 19780101 19860930 07026000 OBION RIVER AT OBION, TENN. 19741001 19900930 07026040 OBION RIVER AT HWY 51 NEAR OBION, TN 19901001 19950930 07164400 ARKANSAS RIVER AT SAND SPRINGS NR TULSA, OK 19741001 19771231 07164500 ARKANSAS RIVER AT TULSA, OK 19780101 19950930 07287000 YAZOO RIVER AT GREENWOOD, MS 19741001 19741001 07287120 YAZOO RIVER NR SHELL BLUFF, MS 19741001 19860930 07300000 SALT FORK RED RIVER NR WELLINGTON, TX 19741001 19771231 07301110 SALT FORK RED RIVER NEAR ELMER, OK 19780101 19940930 07341500 RED RIVER AT FULTON, ARK. 19780101 19800301 07337000 RED RIVER AT INDEX,ARK 19800301 19930930 07374508 MISSISSIPPI R @ NEW ORLEANS, LA 19730101 19771231 07374525 MISSISSIPPI RIVER AT BELLE CHASSE, LA. 19780101 19950930 07378510 AMITE R AT 4H CAMP NR DENHAM SPRINGS 19730101 19850930 07380120 AMITE RIVER AT PORT VINCENT, LA 19851001 19940930 *07381490 ATCHAFALAYA RIVER AT SIMMESPORT, LA. 19741001 19771231 07355601 RED R NR SIMMESPORT, LA 19780101 19860930 08015900 CALCASIEU RIVER NR LAKE CHARLES, LA 19741001 19780930 08015500 CALCASIEU RIVER NR KINDER, LA 19781001 19940930 08065350 TRINITY RIVER NR CROCKETT, TX 19741001 19771231 08062700 TRINITY RIVER AT TRINIDAD, TX 19780101 19930930 08082500 BRAZOS RIVER AT SEYMOUR, TX 19741001 19771231 08088000 BRAZOS RIVER NR SOUTH BEND, TX 19780101 19920930 08116650 BRAZOS RIVER NR ROSHARON, TX 19730101 19800930 08114000 BRAZOS RIVER AT RICHMOND, TX 19801001 19950930 *08123800 BEALS CREEK NR WESTBROOK, TX 19741001 19771231 08123850 COLORADO RIVER ABOVE SILVER, TX 19780101 19940930 08136700 COLORADO RIVER NR STACY, TX 19741001 19771231 08147000 COLORADO RIVER NR SAN SABA, TX 19780101 19930930 *08164500 NAVIDAD RIVER NR GANADO,TEX(DISC) 19741001 19771231 08164000 LAVACA RIVER NR EDNA, TX 19780101 19940930 09163530 COLORADO RIVER BELOW COLORADO-UTAH STATE LINE 19741001 19800930 09163500 COLORADO RIVER NEAR COLORADO-UTAH STATE LINE 19801001 19950930 09473500 SAN PEDRO R AT WINKELMAN, ARIZ. 19741001 19800330 09473100 SAN PEDRO RIVER BL ARAVAIPA CREEK NR MAMMOTH AZ. 19800301 19860930 09520700 GILA RIVER NEAR MOUTH, NEAR YUMA, AZ. 19741001 19830930 09520500 GILA RIVER NEAR DOME, AZ. 19831001 19860930 *10352500 MC DERMITT C NR MC DERMITT, NV 19750101 19771231 10353500 QUINN R NR MC DERMITT, NV 19780101 19850930 *11103010 LA RIV A WILLOW ST BR A LONG BEACH 19730101 19790930 11103000 LOS ANGELES R A LONG BEACH CA 19791001 19920930 11152500 SALINAS R NR SPRECKELS CA 19741001 19761231 11152300 SALINAS R NR CHUALAR CA 19770101 19940930 12318500 KOOTENAI RIVER NR COPELAND ID 19730101 19830930 12322000 KOOTENAI RIVER AT PORTHILL IDAHO 19831001 19860930 13022500 SNAKE RIVER ABOVE RESERVOIR, NEAR ALPINE, WY 19740101 19771231 13037500 SNAKE RIVER NR HEISE,ID 19780101 19930930 16704000 WAILUKU RIVER AT PIIHONUA,HAWAII,HI 19741001 19790331 16713000 WAILUKU RIVER AT HILO, HAWAII, HI 19790401 19930930