HCDN streamflow data for a station within Region 21 can be obtained by selecting the station from the list below.
The column labels are as follows: HUC is the Hydrologic Unit Code. D is the district which services the gage. D.A. is the drainage area in square miles. S is the State in which the gage is located. T is the minimum averaging time unit for acceptable values Cty is the code for the county in which the gage is located. (D=Daily, M=Monthly, & N=No acceptable data). %n is the percentage of the drainage area E is the extent of the acceptable portion of the period of which is non-contributing. record (E=Entire, P=Partial, & N=No acceptable data). B indicates a Hydrologic Benchmark station. # is the number of comment lines (in electronic files). C indicates a National Water Conditions station. Yrs is the number of acceptable water years of streamflow in the HCDN [Note: N.A. indicates a missing value.] Yrs Number Station name HUC D.A. T E # D S Cty Latitude Longitude Datum %n B C 28 50028000 RIO TANAMA NR UTUADO, P.R. 21010001 18.4 D E 0 PR PR 070 18:18:02N 066:46:58W 938.32 0 18 50038100 RIO GRANDE DE MANATI AT HWY 2 NR MANATI, P.R. 21010002 197 D E 0 PR PR 091 18:25:52N 066:31:37W 14.00 0 C 28 50055000 RIO GRANDE DE LOIZA AT CAGUAS, P.R. 21010005 89.8 D E 0 PR PR 025 18:14:33N 066:00:34W 143.28 0 21 50063800 RIO ESPIRITU SANTO NR RIO GRANDE, P.R. 21010005 8.62 D E 0 PR PR 119 18:21:37N 065:48:49W 40.00 0 27 50071000 RIO FAJARDO NR FAJARDO, P.R. 21010005 14.9 D E 0 PR PR 053 18:17:56N 065:41:42W 137.60 0 16 50075000 RIO ICACOS NEAR NAGUABO, PR 21010005 1.26 D E 0 PR PR 103 18:16:38N 065:47:09W 2020.00 0 22 50092000 RIO GRANDE DE PATILLAS NR PATILLAS, P.R. 21010004 18.3 D E 0 PR PR 109 18:02:04N 066:01:58W 235.00 0 22 50112500 RIO INABON AT REAL ABAJO, PR 21010004 9.70 D E 0 PR PR 113 18:05:10N 066:33:46W 410.00 0 C 24 50115000 RIO PORTUGUES NR PONCE, P.R. 21010004 8.82 D E 0 PR PR 113 18:04:45N 066:38:01W 470.00 0 15 50138000 RIO GUANAJIBO NEAR HORMIGUEROS, P.R. 21010003 120 D E 0 PR PR 067 18:08:36N 067:08:57W 7.36 0 25 50144000 RIO GRANDE DE ANASCO NR SAN SEBASTIAN, P.R. 21010003 94.3 D E 0 PR PR 011 18:17:05N 067:03:05W 103.72 0 21 50147800 RIO CULEBRINAS AT HWY 404 NR MOCA, PR 21010003 71.2 D E 0 PR PR 099 18:21:42N 067:05:33W 45.00 0 7 50252000 BONNE RESOLUTION GUT AT BONNE RESOLUTION ST. TH. 21020002 0.49 D E 2 PR VI 030 18:21:57N 064:57:34W 280.00 0 6 50295000 GUINEA GUT AT BETHANY, ST. JOHN, V.I. 21020001 0.37 D E 2 PR VI 020 18:19:55N 064:46:50W 260.00 0 6 50345000 JOLLY HILL GUT AT JOLLY HILL, ST. CROIX, V.I. 21020002 2.10 D E 2 PR VI 010 17:44:00N 064:51:47W 140.00 0