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USGS Daily Statistics for New Jersey

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ALL DATA ARE AT LOCAL TIME


The statistics generated from this site are based on approved daily-mean data and may not match those published by the USGS in official publications. The user is responsible for assessment and use of statistics from this site. For more details on why the statistics may not match, click here.

USGS 01387400 RAMAPO RIVER AT RAMAPO NY


Rockland County, New York
Hydrologic Unit Code 02030103
Latitude  41°08'25", Longitude  74°10'07" NAD83
Drainage area 86.9  square miles
Gage datum 295.78 feet above NAVD88
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00060, Discharge, cubic feet per second,
Day of
month		 Mean of daily mean values for each day for water year of record in, ft3/s   (Calculation Period 1978-10-01 -> 2024-09-30)

Calculation period restricted by USGS staff due to special conditions at/near site
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1 207 170 220 376 268 187 72 67 53 102 129 273
2 216 171 238 356 228 178 72 59 127 95 124 299
3 198 199 240 379 206 147 67 69 93 105 178 262
4 202 209 257 387 201 145 68 64 61 101 151 260
5 217 192 252 500 184 140 60 62 51 94 122 239
6 200 171 247 394 225 144 61 54 82 94 120 216
7 181 161 337 295 216 175 77 73 118 82 110 219
8 168 151 289 280 183 176 71 63 130 93 110 231
9 165 141 306 266 173 139 89 52 123 142 140 196
10 219 136 296 325 187 120 104 59 85 93 134 197
11 205 142 365 267 231 106 79 59 65 72 134 251
12 203 157 324 228 263 102 66 65 56 105 173 305
13 208 175 332 236 224 112 85 59 64 159 164 307
14 208 182 396 234 208 131 111 57 79 137 145 297
15 209 176 338 243 175 120 97 63 62 134 144 247
16 182 183 297 392 173 107 92 74 118 103 145 222
17 167 185 273 440 253 109 82 59 172 93 181 240
18 175 191 283 316 217 108 70 52 145 85 172 339
19 226 198 323 260 218 106 60 48 131 94 143 275
20 249 210 307 238 187 90 50 43 94 180 164 203
21 207 232 333 220 155 86 47 56 75 167 199 237
22 170 227 485 228 139 98 48 90 65 120 178 243
23 162 214 422 234 132 101 55 115 64 98 202 232
24 212 236 363 231 147 99 61 79 77 112 185 291
25 259 276 316 228 138 85 51 57 87 111 189 322
26 278 261 283 221 125 72 58 51 94 135 194 268
27 259 230 299 221 125 71 63 44 89 161 242 244
28 257 228 329 207 118 86 56 223 110 204 247 244
29 216 266 368 220 146 77 47 160 126 202 270 224
30 197   367 220 214 74 42 83 114 186 256 217
31 187   376   184   50 54   146   216