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USGS Surface-Water Daily Statistics for the Nation

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 01379500 Passaic River near Chatham NJ


Morris County, New Jersey
Hydrologic Unit Code 02030103
Latitude  40°43'34", Longitude  74°23'23" NAD83
Drainage area 100  square miles
Contributing drainage area 100  square miles
Gage datum 193.51 feet above NGVD29
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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 1902-10-01 -> 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
1 234 203 326 312 212 179 93 93 95 98 137 213
2 234 193 322 324 212 186 85 100 109 90 132 207
3 231 207 314 326 207 186 79 98 106 81 133 200
4 235 218 337 318 207 177 74 98 115 71 130 200
5 223 216 329 318 196 167 73 105 104 64 128 200
6 223 206 331 314 188 157 69 112 99 58 120 203
7 231 214 336 310 184 144 68 109 91 57 128 209
8 248 222 329 304 192 134 68 104 86 61 138 208
9 241 209 327 311 191 125 73 105 77 88 149 211
10 229 203 317 314 183 120 72 106 67 101 156 208
11 197 203 312 285 182 108 71 109 67 101 157 220
12 193 197 298 254 188 110 74 112 83 104 161 225
13 191 201 312 244 194 128 83 114 84 104 163 225
14 188 203 344 235 189 135 90 111 84 102 161 245
15 191 212 367 256 184 130 94 105 102 99 153 246
16 181 222 377 285 179 121 86 111 95 94 148 247
17 176 230 369 294 186 117 77 112 107 89 150 238
18 178 235 359 287 186 106 79 106 119 89 147 235
19 189 234 342 267 184 108 75 98 118 101 142 211
20 201 242 330 247 179 107 70 89 119 114 141 191
21 203 245 321 228 169 99 70 87 117 120 150 216
22 208 248 342 213 158 100 86 93 117 124 166 224
23 218 259 354 204 149 98 107 96 108 121 169 230
24 233 280 357 197 149 96 118 88 104 114 168 232
25 259 299 354 197 152 99 124 84 108 108 175 235
26 281 298 335 199 151 92 113 80 110 109 182 232
27 284 301 320 202 153 87 115 74 113 114 189 226
28 286 300 303 213 151 87 116 100 111 130 198 214
29 273 309 289 208 168 90 111 103 115 145 211 215
30 251   287 202 171 96 105 101 109 151 220 223
31 228   297   170   100 93   143   223