BIG CHICO CREEK - CHICO (HKCC1)
Latitude: 39.77º NLongitude: 121.78º WElevation: 274 Feet
Location: Butte County in CaliforniaBulletin Group: Upper SacramentoRiver Group: Upper Sacramento
Issuance Time: Dec 29 2025 at 1:47 PM PSTNext Issuance: Dec 30 2025 at 9:00 AM PST
Action/Monitor: N/A Minor Flood: N/A Moderate Flood: N/A Major Flood: N/A

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Big Chico Creek - Chico (HKCC1)
#
# File Generation Time:  12/29/2025 at 01:49 PM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  12/25/2025 at 09:00 AM PST
# Maximum Observed Stage:                       287.90 Feet
# Maximum Observed Flow:                        4606 cfs
#
# Earliest Date & Time of Maximum Forecast:     01/03/2026 at 04:00 AM PST
# Maximum Forecast Stage:                       284.61 Feet
# Maximum Forecast Flow:                        1875 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  12/24/2025 01 PM PST          285.65           2619                Not Applicable
  12/24/2025 02 PM PST          285.47           2481         -      Not Applicable
  12/24/2025 03 PM PST          285.37           2406         -      Not Applicable
  12/24/2025 04 PM PST          285.31           2361         -      Not Applicable
  12/24/2025 05 PM PST          285.26           2324         -      Not Applicable
  12/24/2025 06 PM PST          285.20           2280         -      Not Applicable
  12/24/2025 07 PM PST          285.10           2208         -      Not Applicable
  12/24/2025 08 PM PST          284.90           2066         -      Not Applicable
  12/24/2025 09 PM PST          284.85           2031         -      Not Applicable
  12/24/2025 10 PM PST          284.79           1990         -      Not Applicable
  12/24/2025 11 PM PST          284.90           2066         +      Not Applicable
  12/25/2025 12 AM PST          285.13           2229         +      Not Applicable
  12/25/2025 01 AM PST          285.52           2519         +      Not Applicable
  12/25/2025 02 AM PST          286.09           2969         +      Not Applicable
  12/25/2025 03 AM PST          286.23           3085         +      Not Applicable
  12/25/2025 04 AM PST          286.28           3126         +      Not Applicable
  12/25/2025 05 AM PST          286.24           3093         -      Not Applicable
  12/25/2025 06 AM PST          286.15           3018         -      Not Applicable
  12/25/2025 07 AM PST          286.58           3382         +      Not Applicable
  12/25/2025 08 AM PST          287.28           4010         +      Not Applicable
  12/25/2025 09 AM PST          287.90           4606         +      Not Applicable
  12/25/2025 10 AM PST          287.53           4246         -      Not Applicable
  12/25/2025 11 AM PST          286.79           3565         -      Not Applicable
  12/25/2025 12 PM PST          286.57           3373         -      Not Applicable
  12/25/2025 01 PM PST          286.52           3330         -      Not Applicable
  12/25/2025 02 PM PST          286.54           3347         +      Not Applicable
  12/25/2025 03 PM PST          286.44           3261         -      Not Applicable
  12/25/2025 04 PM PST          286.34           3176         -      Not Applicable
  12/25/2025 05 PM PST          286.15           3018         -      Not Applicable
  12/25/2025 06 PM PST          286.13           3002         -      Not Applicable
  12/25/2025 07 PM PST          286.00           2896         -      Not Applicable
  12/25/2025 08 PM PST          285.84           2768         -      Not Applicable
  12/25/2025 09 PM PST          285.75           2697         -      Not Applicable
  12/25/2025 10 PM PST          285.74           2689         -      Not Applicable
  12/25/2025 11 PM PST          285.82           2752         +      Not Applicable
  12/26/2025 12 AM PST          285.93           2840         +      Not Applicable
  12/26/2025 01 AM PST          286.40           3227         +      Not Applicable
  12/26/2025 02 AM PST          286.26           3110         -      Not Applicable
  12/26/2025 03 AM PST          286.07           2952         -      Not Applicable
  12/26/2025 04 AM PST          285.96           2864         -      Not Applicable
  12/26/2025 05 AM PST          285.81           2744         -      Not Applicable
  12/26/2025 06 AM PST          285.64           2611         -      Not Applicable
  12/26/2025 07 AM PST          285.56           2549         -      Not Applicable
  12/26/2025 08 AM PST          285.47           2481         -      Not Applicable
  12/26/2025 09 AM PST          285.43           2451         -      Not Applicable
  12/26/2025 10 AM PST          285.29           2346         -      Not Applicable
  12/26/2025 11 AM PST          285.17           2258         -      Not Applicable
  12/26/2025 12 PM PST          285.07           2186         -      Not Applicable
  12/26/2025 01 PM PST          285.01           2144         -      Not Applicable
  12/26/2025 02 PM PST          284.90           2066         -      Not Applicable
  12/26/2025 03 PM PST          284.87           2045         -      Not Applicable
  12/26/2025 04 PM PST          284.86           2038         -      Not Applicable
  12/26/2025 05 PM PST          284.89           2059         +      Not Applicable
  12/26/2025 06 PM PST          284.98           2123         +      Not Applicable
  12/26/2025 07 PM PST          285.05           2172         +      Not Applicable
  12/26/2025 08 PM PST          285.28           2339         +      Not Applicable
  12/26/2025 09 PM PST          285.05           2172         -      Not Applicable
  12/26/2025 10 PM PST          284.96           2108         -      Not Applicable
  12/26/2025 11 PM PST          284.95           2101         -      Not Applicable
  12/27/2025 12 AM PST          284.95           2101         0      Not Applicable
  12/27/2025 01 AM PST          284.98           2123         +      Not Applicable
  12/27/2025 02 AM PST          285.07           2186         +      Not Applicable
  12/27/2025 03 AM PST          284.94           2094         -      Not Applicable
  12/27/2025 04 AM PST          284.83           2017         -      Not Applicable
  12/27/2025 05 AM PST          284.70           1932         -      Not Applicable
  12/27/2025 06 AM PST          284.73           1951         +      Not Applicable
  12/27/2025 07 AM PST          284.71           1938         -      Not Applicable
  12/27/2025 08 AM PST          284.68           1919         -      Not Applicable
  12/27/2025 09 AM PST          284.64           1894         -      Not Applicable
  12/27/2025 10 AM PST          284.59           1863         -      Not Applicable
  12/27/2025 11 AM PST          284.50           1806         -      Not Applicable
  12/27/2025 12 PM PST          284.45           1775         -      Not Applicable
  12/27/2025 01 PM PST          284.39           1739         -      Not Applicable
  12/27/2025 02 PM PST          284.35           1715         -      Not Applicable
  12/27/2025 03 PM PST          284.29           1679         -      Not Applicable
  12/27/2025 04 PM PST          284.26           1661         -      Not Applicable
  12/27/2025 05 PM PST          284.17           1607         -      Not Applicable
  12/27/2025 06 PM PST          284.16           1602         -      Not Applicable
  12/27/2025 07 PM PST          284.11           1573         -      Not Applicable
  12/27/2025 08 PM PST          284.06           1544         -      Not Applicable
  12/27/2025 09 PM PST          284.01           1515         -      Not Applicable
  12/27/2025 10 PM PST          283.96           1486         -      Not Applicable
  12/27/2025 11 PM PST          283.90           1453         -      Not Applicable
  12/28/2025 12 AM PST          283.85           1425         -      Not Applicable
  12/28/2025 01 AM PST          283.85           1425         0      Not Applicable
  12/28/2025 02 AM PST          283.80           1397         -      Not Applicable
  12/28/2025 03 AM PST          283.74           1364         -      Not Applicable
  12/28/2025 04 AM PST          283.69           1337         -      Not Applicable
  12/28/2025 05 AM PST          283.64           1310         -      Not Applicable
  12/28/2025 06 AM PST          283.62           1299         -      Not Applicable
  12/28/2025 07 AM PST          283.55           1262         -      Not Applicable
  12/28/2025 08 AM PST          283.56           1268         +      Not Applicable
  12/28/2025 09 AM PST          283.51           1241         -      Not Applicable
  12/28/2025 10 AM PST          283.48           1225         -      Not Applicable
  12/28/2025 11 AM PST          283.43           1199         -      Not Applicable
  12/28/2025 12 PM PST          283.42           1194         -      Not Applicable
  12/28/2025 01 PM PST          283.33           1148         -      Not Applicable
  12/28/2025 02 PM PST          283.33           1148         0      Not Applicable
  12/28/2025 03 PM PST          283.27           1118         -      Not Applicable
  12/28/2025 04 PM PST          283.23           1098         -      Not Applicable
  12/28/2025 05 PM PST          283.22           1093         -      Not Applicable
  12/28/2025 06 PM PST          283.21           1088         -      Not Applicable
  12/28/2025 07 PM PST          283.14           1053         -      Not Applicable
  12/28/2025 08 PM PST          283.12           1044         -      Not Applicable
  12/28/2025 09 PM PST          283.11           1039         -      Not Applicable
  12/28/2025 10 PM PST          283.10           1034         -      Not Applicable
  12/28/2025 11 PM PST          283.04           1005         -      Not Applicable
  12/29/2025 12 AM PST          283.04           1005         0      Not Applicable
  12/29/2025 01 AM PST          283.01            991         -      Not Applicable
  12/29/2025 02 AM PST          282.98            976         -      Not Applicable
  12/29/2025 03 AM PST          282.95            962         -      Not Applicable
  12/29/2025 04 AM PST          282.92            948         -      Not Applicable
  12/29/2025 05 AM PST          282.91            944         -      Not Applicable
  12/29/2025 06 AM PST          282.88            930         -      Not Applicable
  12/29/2025 07 AM PST          282.84            911         -      Not Applicable
  12/29/2025 08 AM PST          282.83            907         -      Not Applicable
  12/29/2025 09 AM PST          282.82            902         -      Not Applicable
  12/29/2025 10 AM PST          282.78            884         -      Not Applicable
  12/29/2025 11 AM PST          282.77            879         -      Not Applicable
  12/29/2025 12 PM PST          282.75            870         -      Not Applicable
  12/29/2025 01 PM PST          282.62            813         -      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  12/29/2025 02 PM PST          282.49            753                Not Applicable
  12/29/2025 03 PM PST          282.42            701         -      Not Applicable
  12/29/2025 04 PM PST          282.34            642         -      Not Applicable
  12/29/2025 05 PM PST          282.33            634         -      Not Applicable
  12/29/2025 06 PM PST          282.32            627         -      Not Applicable
  12/29/2025 07 PM PST          282.31            620         -      Not Applicable
  12/29/2025 08 PM PST          282.30            613         -      Not Applicable
  12/29/2025 09 PM PST          282.30            613         0      Not Applicable
  12/29/2025 10 PM PST          282.29            606         -      Not Applicable
  12/29/2025 11 PM PST          282.28            599         -      Not Applicable
  12/30/2025 12 AM PST          282.27            591         -      Not Applicable
  12/30/2025 01 AM PST          282.26            584         -      Not Applicable
  12/30/2025 02 AM PST          282.25            577         -      Not Applicable
  12/30/2025 03 AM PST          282.24            571         -      Not Applicable
  12/30/2025 04 AM PST          282.23            564         -      Not Applicable
  12/30/2025 05 AM PST          282.22            557         -      Not Applicable
  12/30/2025 06 AM PST          282.21            551         -      Not Applicable
  12/30/2025 07 AM PST          282.21            551         0      Not Applicable
  12/30/2025 08 AM PST          282.20            544         -      Not Applicable
  12/30/2025 09 AM PST          282.19            537         -      Not Applicable
  12/30/2025 10 AM PST          282.18            531         -      Not Applicable
  12/30/2025 11 AM PST          282.17            524         -      Not Applicable
  12/30/2025 12 PM PST          282.17            524         0      Not Applicable
  12/30/2025 01 PM PST          282.16            518         -      Not Applicable
  12/30/2025 02 PM PST          282.15            512         -      Not Applicable
  12/30/2025 03 PM PST          282.14            505         -      Not Applicable
  12/30/2025 04 PM PST          282.14            505         0      Not Applicable
  12/30/2025 05 PM PST          282.13            499         -      Not Applicable
  12/30/2025 06 PM PST          282.12            493         -      Not Applicable
  12/30/2025 07 PM PST          282.12            493         0      Not Applicable
  12/30/2025 08 PM PST          282.11            487         -      Not Applicable
  12/30/2025 09 PM PST          282.10            481         -      Not Applicable
  12/30/2025 10 PM PST          282.10            481         0      Not Applicable
  12/30/2025 11 PM PST          282.09            475         -      Not Applicable
  12/31/2025 12 AM PST          282.08            469         -      Not Applicable
  12/31/2025 01 AM PST          282.08            469         0      Not Applicable
  12/31/2025 02 AM PST          282.07            463         -      Not Applicable
  12/31/2025 03 AM PST          282.07            463         0      Not Applicable
  12/31/2025 04 AM PST          282.06            457         -      Not Applicable
  12/31/2025 05 AM PST          282.06            457         0      Not Applicable
  12/31/2025 06 AM PST          282.05            452         -      Not Applicable
  12/31/2025 07 AM PST          282.04            446         -      Not Applicable
  12/31/2025 08 AM PST          282.04            446         0      Not Applicable
  12/31/2025 09 AM PST          282.03            440         -      Not Applicable
  12/31/2025 10 AM PST          282.03            440         0      Not Applicable
  12/31/2025 11 AM PST          282.02            435         -      Not Applicable
  12/31/2025 12 PM PST          282.02            435         0      Not Applicable
  12/31/2025 01 PM PST          282.01            429         -      Not Applicable
  12/31/2025 02 PM PST          282.01            429         0      Not Applicable
  12/31/2025 03 PM PST          282.00            424         -      Not Applicable
  12/31/2025 04 PM PST          282.00            424         0      Not Applicable
  12/31/2025 05 PM PST          282.00            424         0      Not Applicable
  12/31/2025 06 PM PST          281.99            418         -      Not Applicable
  12/31/2025 07 PM PST          281.99            418         0      Not Applicable
  12/31/2025 08 PM PST          281.98            413         -      Not Applicable
  12/31/2025 09 PM PST          281.98            413         0      Not Applicable
  12/31/2025 10 PM PST          281.97            407         -      Not Applicable
  12/31/2025 11 PM PST          281.97            407         0      Not Applicable
  01/01/2026 12 AM PST          281.97            407         0      Not Applicable
  01/01/2026 01 AM PST          281.96            402         -      Not Applicable
  01/01/2026 02 AM PST          281.96            402         0      Not Applicable
  01/01/2026 03 AM PST          281.96            402         0      Not Applicable
  01/01/2026 04 AM PST          281.96            402         0      Not Applicable
  01/01/2026 05 AM PST          281.96            402         0      Not Applicable
  01/01/2026 06 AM PST          281.96            402         0      Not Applicable
  01/01/2026 07 AM PST          281.98            413         +      Not Applicable
  01/01/2026 08 AM PST          282.01            429         +      Not Applicable
  01/01/2026 09 AM PST          282.06            457         +      Not Applicable
  01/01/2026 10 AM PST          282.11            487         +      Not Applicable
  01/01/2026 11 AM PST          282.16            518         +      Not Applicable
  01/01/2026 12 PM PST          282.22            557         +      Not Applicable
  01/01/2026 01 PM PST          282.27            591         +      Not Applicable
  01/01/2026 02 PM PST          282.34            642         +      Not Applicable
  01/01/2026 03 PM PST          282.43            708         +      Not Applicable
  01/01/2026 04 PM PST          282.49            753         +      Not Applicable
  01/01/2026 05 PM PST          282.60            804         +      Not Applicable
  01/01/2026 06 PM PST          282.71            852         +      Not Applicable
  01/01/2026 07 PM PST          282.82            902         +      Not Applicable
  01/01/2026 08 PM PST          282.92            948         +      Not Applicable
  01/01/2026 09 PM PST          283.01            991         +      Not Applicable
  01/01/2026 10 PM PST          283.10           1034         +      Not Applicable
  01/01/2026 11 PM PST          283.19           1078         +      Not Applicable
  01/02/2026 12 AM PST          283.26           1113         +      Not Applicable
  01/02/2026 01 AM PST          283.33           1148         +      Not Applicable
  01/02/2026 02 AM PST          283.40           1184         +      Not Applicable
  01/02/2026 03 AM PST          283.45           1210         +      Not Applicable
  01/02/2026 04 AM PST          283.49           1231         +      Not Applicable
  01/02/2026 05 AM PST          283.52           1246         +      Not Applicable
  01/02/2026 06 AM PST          283.55           1262         +      Not Applicable
  01/02/2026 07 AM PST          283.57           1273         +      Not Applicable
  01/02/2026 08 AM PST          283.59           1284         +      Not Applicable
  01/02/2026 09 AM PST          283.62           1299         +      Not Applicable
  01/02/2026 10 AM PST          283.64           1310         +      Not Applicable
  01/02/2026 11 AM PST          283.67           1326         +      Not Applicable
  01/02/2026 12 PM PST          283.70           1342         +      Not Applicable
  01/02/2026 01 PM PST          283.72           1353         +      Not Applicable
  01/02/2026 02 PM PST          283.75           1369         +      Not Applicable
  01/02/2026 03 PM PST          283.78           1386         +      Not Applicable
  01/02/2026 04 PM PST          283.82           1408         +      Not Applicable
  01/02/2026 05 PM PST          283.86           1430         +      Not Applicable
  01/02/2026 06 PM PST          283.89           1447         +      Not Applicable
  01/02/2026 07 PM PST          283.94           1475         +      Not Applicable
  01/02/2026 08 PM PST          283.99           1503         +      Not Applicable
  01/02/2026 09 PM PST          284.07           1549         +      Not Applicable
  01/02/2026 10 PM PST          284.17           1607         +      Not Applicable
  01/02/2026 11 PM PST          284.27           1667         +      Not Applicable
  01/03/2026 12 AM PST          284.37           1727         +      Not Applicable
  01/03/2026 01 AM PST          284.45           1775         +      Not Applicable
  01/03/2026 02 AM PST          284.51           1812         +      Not Applicable
  01/03/2026 03 AM PST          284.57           1850         +      Not Applicable
  01/03/2026 04 AM PST          284.61           1875         +      Not Applicable
#
# NOTE 1: Stages are rounded to the nearest hundredth (.01) of a foot.
# NOTE 2: Flows are rounded to the nearest (1) cfs.
# NOTE 3: Trends are determined using hourly change in unrounded stage and flow.
# NOTE 4: Maximum Values are determined using unrounded stage and flow.