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MIDDLE FORK AMERICAN RIVER - ABOVE MIDDLE FORK POWERHOUSE (MFPC1)
| Latitude: 39.03º N | Longitude: 120.59º W | Elevation: 2540 Feet | | Forecast Type: Unofficial Location |
| Location: Placer County in California | Bulletin Group: Lower Sacramento | River Group: American |
| Issuance Time: | Apr 18 2026 at 8:22 AM PDT | Next Issuance: | Apr 19 2026 at 9:00 AM PDT
| |
| Action/Monitor: N/A | Minor Flood: N/A | Moderate Flood: N/A | Major Flood: N/A |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: Middle Fork American River - Above Middle Fork Powerhouse (MFPC1)
#
# File Generation Time: 04/18/2026 at 08:24 AM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 04/16/2026 at 01:00 AM PDT
# Maximum Observed Flow: 299 cfs
#
# Earliest Date & Time of Maximum Forecast: 04/21/2026 at 11:00 PM PDT
# Maximum Forecast Flow: 448 cfs
#
# OBSERVED
#
# Date & Time (Local) Flow (cfs) Trend Observed Status
# ----------------------------------------------------------------
04/13/2026 08 AM PDT 265 Not Applicable
04/13/2026 09 AM PDT 260 - Not Applicable
04/13/2026 10 AM PDT 256 - Not Applicable
04/13/2026 11 AM PDT 252 - Not Applicable
04/13/2026 12 PM PDT 252 0 Not Applicable
04/13/2026 01 PM PDT 254 + Not Applicable
04/13/2026 02 PM PDT 258 + Not Applicable
04/13/2026 03 PM PDT 262 + Not Applicable
04/13/2026 04 PM PDT 267 + Not Applicable
04/13/2026 05 PM PDT 267 0 Not Applicable
04/13/2026 06 PM PDT 275 + Not Applicable
04/13/2026 07 PM PDT 280 + Not Applicable
04/13/2026 08 PM PDT 282 + Not Applicable
04/13/2026 09 PM PDT 282 0 Not Applicable
04/13/2026 10 PM PDT 286 + Not Applicable
04/13/2026 11 PM PDT 286 0 Not Applicable
04/14/2026 12 AM PDT 284 - Not Applicable
04/14/2026 01 AM PDT 288 + Not Applicable
04/14/2026 02 AM PDT 286 - Not Applicable
04/14/2026 03 AM PDT 280 - Not Applicable
04/14/2026 04 AM PDT 271 - Not Applicable
04/14/2026 05 AM PDT 273 + Not Applicable
04/14/2026 06 AM PDT 271 - Not Applicable
04/14/2026 07 AM PDT 271 0 Not Applicable
04/14/2026 08 AM PDT 265 - Not Applicable
04/14/2026 09 AM PDT 265 0 Not Applicable
04/14/2026 10 AM PDT 262 - Not Applicable
04/14/2026 11 AM PDT 260 - Not Applicable
04/14/2026 12 PM PDT 260 0 Not Applicable
04/14/2026 01 PM PDT 254 - Not Applicable
04/14/2026 02 PM PDT 255 + Not Applicable
04/14/2026 03 PM PDT 256 + Not Applicable
04/14/2026 04 PM PDT 256 0 Not Applicable
04/14/2026 05 PM PDT 256 0 Not Applicable
04/14/2026 06 PM PDT 258 + Not Applicable
04/14/2026 07 PM PDT 260 + Not Applicable
04/14/2026 08 PM PDT 269 + Not Applicable
04/14/2026 09 PM PDT 273 + Not Applicable
04/14/2026 10 PM PDT 273 0 Not Applicable
04/14/2026 11 PM PDT 277 + Not Applicable
04/15/2026 12 AM PDT 280 + Not Applicable
04/15/2026 01 AM PDT 277 - Not Applicable
04/15/2026 02 AM PDT 277 0 Not Applicable
04/15/2026 03 AM PDT 273 - Not Applicable
04/15/2026 04 AM PDT 271 - Not Applicable
04/15/2026 05 AM PDT 269 - Not Applicable
04/15/2026 06 AM PDT 265 - Not Applicable
04/15/2026 07 AM PDT 265 0 Not Applicable
04/15/2026 08 AM PDT 260 - Not Applicable
04/15/2026 09 AM PDT 262 + Not Applicable
04/15/2026 10 AM PDT 260 - Not Applicable
04/15/2026 11 AM PDT 260 0 Not Applicable
04/15/2026 12 PM PDT 256 - Not Applicable
04/15/2026 01 PM PDT 254 - Not Applicable
04/15/2026 02 PM PDT 256 + Not Applicable
04/15/2026 03 PM PDT 254 - Not Applicable
04/15/2026 04 PM PDT 256 + Not Applicable
04/15/2026 05 PM PDT 260 + Not Applicable
04/15/2026 06 PM PDT 260 0 Not Applicable
04/15/2026 07 PM PDT 269 + Not Applicable
04/15/2026 08 PM PDT 273 + Not Applicable
04/15/2026 09 PM PDT 282 + Not Applicable
04/15/2026 10 PM PDT 295 + Not Applicable
04/15/2026 11 PM PDT 297 + Not Applicable
04/16/2026 12 AM PDT 299 + Not Applicable
04/16/2026 01 AM PDT 299 0 Not Applicable
04/16/2026 02 AM PDT 297 - Not Applicable
04/16/2026 03 AM PDT 288 - Not Applicable
04/16/2026 04 AM PDT 288 0 Not Applicable
04/16/2026 05 AM PDT 286 - Not Applicable
04/16/2026 06 AM PDT 284 - Not Applicable
04/16/2026 07 AM PDT 280 - Not Applicable
04/16/2026 08 AM PDT 275 - Not Applicable
04/16/2026 09 AM PDT 269 - Not Applicable
04/16/2026 10 AM PDT 263 - Not Applicable
04/16/2026 11 AM PDT 257 - Not Applicable
04/16/2026 12 PM PDT 255 - Not Applicable
04/16/2026 01 PM PDT 253 - Not Applicable
04/16/2026 02 PM PDT 251 - Not Applicable
04/16/2026 03 PM PDT 249 - Not Applicable
04/16/2026 04 PM PDT 247 - Not Applicable
04/16/2026 05 PM PDT 245 - Not Applicable
04/16/2026 06 PM PDT 243 - Not Applicable
04/16/2026 07 PM PDT 241 - Not Applicable
04/16/2026 08 PM PDT 239 - Not Applicable
04/16/2026 09 PM PDT 239 0 Not Applicable
04/16/2026 10 PM PDT 239 0 Not Applicable
04/16/2026 11 PM PDT 240 + Not Applicable
04/17/2026 12 AM PDT 238 - Not Applicable
04/17/2026 01 AM PDT 236 - Not Applicable
04/17/2026 02 AM PDT 234 - Not Applicable
04/17/2026 03 AM PDT 233 - Not Applicable
04/17/2026 04 AM PDT 231 - Not Applicable
04/17/2026 05 AM PDT 229 - Not Applicable
04/17/2026 06 AM PDT 228 - Not Applicable
04/17/2026 07 AM PDT 226 - Not Applicable
04/17/2026 08 AM PDT 225 - Not Applicable
04/17/2026 09 AM PDT 223 - Not Applicable
04/17/2026 10 AM PDT 222 - Not Applicable
04/17/2026 11 AM PDT 220 - Not Applicable
04/17/2026 12 PM PDT 225 + Not Applicable
04/17/2026 01 PM PDT 230 + Not Applicable
04/17/2026 02 PM PDT 235 + Not Applicable
04/17/2026 03 PM PDT 240 + Not Applicable
04/17/2026 04 PM PDT 245 + Not Applicable
04/17/2026 05 PM PDT 249 + Not Applicable
04/17/2026 06 PM PDT 256 + Not Applicable
04/17/2026 07 PM PDT 262 + Not Applicable
04/17/2026 08 PM PDT 268 + Not Applicable
04/17/2026 09 PM PDT 274 + Not Applicable
04/17/2026 10 PM PDT 280 + Not Applicable
04/17/2026 11 PM PDT 286 + Not Applicable
04/18/2026 12 AM PDT 286 0 Not Applicable
04/18/2026 01 AM PDT 285 - Not Applicable
04/18/2026 02 AM PDT 285 0 Not Applicable
04/18/2026 03 AM PDT 285 0 Not Applicable
04/18/2026 04 AM PDT 284 - Not Applicable
04/18/2026 05 AM PDT 284 0 Not Applicable
04/18/2026 06 AM PDT 283 - Not Applicable
04/18/2026 07 AM PDT 281 - Not Applicable
04/18/2026 08 AM PDT 280 - Not Applicable
#
# FORECAST
#
# Date & Time (Local) Flow (cfs) Trend Forecast Status
# ----------------------------------------------------------------
04/18/2026 09 AM PDT 279 Not Applicable
04/18/2026 10 AM PDT 277 - Not Applicable
04/18/2026 11 AM PDT 276 - Not Applicable
04/18/2026 12 PM PDT 279 + Not Applicable
04/18/2026 01 PM PDT 281 + Not Applicable
04/18/2026 02 PM PDT 284 + Not Applicable
04/18/2026 03 PM PDT 286 + Not Applicable
04/18/2026 04 PM PDT 289 + Not Applicable
04/18/2026 05 PM PDT 292 + Not Applicable
04/18/2026 06 PM PDT 293 + Not Applicable
04/18/2026 07 PM PDT 294 + Not Applicable
04/18/2026 08 PM PDT 294 0 Not Applicable
04/18/2026 09 PM PDT 295 + Not Applicable
04/18/2026 10 PM PDT 296 + Not Applicable
04/18/2026 11 PM PDT 297 + Not Applicable
04/19/2026 12 AM PDT 295 - Not Applicable
04/19/2026 01 AM PDT 293 - Not Applicable
04/19/2026 02 AM PDT 291 - Not Applicable
04/19/2026 03 AM PDT 289 - Not Applicable
04/19/2026 04 AM PDT 287 - Not Applicable
04/19/2026 05 AM PDT 285 - Not Applicable
04/19/2026 06 AM PDT 281 - Not Applicable
04/19/2026 07 AM PDT 278 - Not Applicable
04/19/2026 08 AM PDT 275 - Not Applicable
04/19/2026 09 AM PDT 271 - Not Applicable
04/19/2026 10 AM PDT 268 - Not Applicable
04/19/2026 11 AM PDT 265 - Not Applicable
04/19/2026 12 PM PDT 265 0 Not Applicable
04/19/2026 01 PM PDT 265 0 Not Applicable
04/19/2026 02 PM PDT 265 0 Not Applicable
04/19/2026 03 PM PDT 265 0 Not Applicable
04/19/2026 04 PM PDT 266 + Not Applicable
04/19/2026 05 PM PDT 266 0 Not Applicable
04/19/2026 06 PM PDT 268 + Not Applicable
04/19/2026 07 PM PDT 269 + Not Applicable
04/19/2026 08 PM PDT 271 + Not Applicable
04/19/2026 09 PM PDT 273 + Not Applicable
04/19/2026 10 PM PDT 275 + Not Applicable
04/19/2026 11 PM PDT 276 + Not Applicable
04/20/2026 12 AM PDT 274 - Not Applicable
04/20/2026 01 AM PDT 271 - Not Applicable
04/20/2026 02 AM PDT 269 - Not Applicable
04/20/2026 03 AM PDT 266 - Not Applicable
04/20/2026 04 AM PDT 263 - Not Applicable
04/20/2026 05 AM PDT 261 - Not Applicable
04/20/2026 06 AM PDT 259 - Not Applicable
04/20/2026 07 AM PDT 257 - Not Applicable
04/20/2026 08 AM PDT 255 - Not Applicable
04/20/2026 09 AM PDT 253 - Not Applicable
04/20/2026 10 AM PDT 251 - Not Applicable
04/20/2026 11 AM PDT 249 - Not Applicable
04/20/2026 12 PM PDT 249 0 Not Applicable
04/20/2026 01 PM PDT 248 - Not Applicable
04/20/2026 02 PM PDT 248 0 Not Applicable
04/20/2026 03 PM PDT 248 0 Not Applicable
04/20/2026 04 PM PDT 248 0 Not Applicable
04/20/2026 05 PM PDT 247 - Not Applicable
04/20/2026 06 PM PDT 247 0 Not Applicable
04/20/2026 07 PM PDT 247 0 Not Applicable
04/20/2026 08 PM PDT 247 0 Not Applicable
04/20/2026 09 PM PDT 247 0 Not Applicable
04/20/2026 10 PM PDT 247 0 Not Applicable
04/20/2026 11 PM PDT 247 0 Not Applicable
04/21/2026 12 AM PDT 250 + Not Applicable
04/21/2026 01 AM PDT 252 + Not Applicable
04/21/2026 02 AM PDT 255 + Not Applicable
04/21/2026 03 AM PDT 258 + Not Applicable
04/21/2026 04 AM PDT 260 + Not Applicable
04/21/2026 05 AM PDT 263 + Not Applicable
04/21/2026 06 AM PDT 281 + Not Applicable
04/21/2026 07 AM PDT 299 + Not Applicable
04/21/2026 08 AM PDT 316 + Not Applicable
04/21/2026 09 AM PDT 334 + Not Applicable
04/21/2026 10 AM PDT 352 + Not Applicable
04/21/2026 11 AM PDT 370 + Not Applicable
04/21/2026 12 PM PDT 381 + Not Applicable
04/21/2026 01 PM PDT 393 + Not Applicable
04/21/2026 02 PM PDT 405 + Not Applicable
04/21/2026 03 PM PDT 417 + Not Applicable
04/21/2026 04 PM PDT 428 + Not Applicable
04/21/2026 05 PM PDT 440 + Not Applicable
04/21/2026 06 PM PDT 441 + Not Applicable
04/21/2026 07 PM PDT 443 + Not Applicable
04/21/2026 08 PM PDT 444 + Not Applicable
04/21/2026 09 PM PDT 445 + Not Applicable
04/21/2026 10 PM PDT 446 + Not Applicable
04/21/2026 11 PM PDT 448 + Not Applicable
04/22/2026 12 AM PDT 440 - Not Applicable
04/22/2026 01 AM PDT 433 - Not Applicable
04/22/2026 02 AM PDT 425 - Not Applicable
04/22/2026 03 AM PDT 417 - Not Applicable
04/22/2026 04 AM PDT 410 - Not Applicable
04/22/2026 05 AM PDT 402 - Not Applicable
04/22/2026 06 AM PDT 394 - Not Applicable
04/22/2026 07 AM PDT 387 - Not Applicable
04/22/2026 08 AM PDT 379 - Not Applicable
04/22/2026 09 AM PDT 371 - Not Applicable
04/22/2026 10 AM PDT 363 - Not Applicable
04/22/2026 11 AM PDT 355 - Not Applicable
04/22/2026 12 PM PDT 349 - Not Applicable
04/22/2026 01 PM PDT 343 - Not Applicable
04/22/2026 02 PM PDT 338 - Not Applicable
04/22/2026 03 PM PDT 332 - Not Applicable
04/22/2026 04 PM PDT 326 - Not Applicable
04/22/2026 05 PM PDT 320 - Not Applicable
04/22/2026 06 PM PDT 318 - Not Applicable
04/22/2026 07 PM PDT 316 - Not Applicable
04/22/2026 08 PM PDT 314 - Not Applicable
04/22/2026 09 PM PDT 312 - Not Applicable
04/22/2026 10 PM PDT 310 - Not Applicable
04/22/2026 11 PM PDT 308 - Not Applicable
04/23/2026 12 AM PDT 307 - Not Applicable
04/23/2026 01 AM PDT 306 - Not Applicable
04/23/2026 02 AM PDT 305 - Not Applicable
04/23/2026 03 AM PDT 303 - Not Applicable
04/23/2026 04 AM PDT 302 - Not Applicable
04/23/2026 05 AM PDT 301 - Not Applicable
#
# NOTE 1: Flows are rounded to the nearest (1) cfs.
# NOTE 2: Trends are determined using hourly change in unrounded flow.
# NOTE 3: Maximum Values are determined using unrounded flow.
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