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ALAMEDA CREEK - NILES (NILC1)
Latitude: 37.59º N | Longitude: 121.96º W | Elevation: 86 Feet | | | |
Location: Alameda County in California | Bulletin Group: Central Coast | River Group: South Bay |
Issuance Time: | Mar 23 2025 at 8:18 AM PDT | Next Issuance: | Mar 24 2025 at 9:00 AM PDT
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Action/Monitor: N/A | Minor Flood: 9.0 Feet | Moderate Flood: 10.5 Feet | Major Flood: N/A |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: Alameda Creek - Niles (NILC1)
#
# File Generation Time: 03/23/2025 at 08:19 AM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 03/18/2025 at 08:00 AM PDT
# Maximum Observed Stage: 4.32 Feet
# Maximum Observed Flow: 500 cfs
#
# Earliest Date & Time of Maximum Forecast: 03/23/2025 at 09:00 AM PDT
# Maximum Forecast Stage: 3.33 Feet
# Maximum Forecast Flow: 84 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
03/18/2025 08 AM PDT 4.32 500 Normal
03/18/2025 09 AM PDT 4.26 466 - Normal
03/18/2025 10 AM PDT 4.21 439 - Normal
03/18/2025 11 AM PDT 4.17 417 - Normal
03/18/2025 12 PM PDT 4.14 402 - Normal
03/18/2025 01 PM PDT 4.11 387 - Normal
03/18/2025 02 PM PDT 4.09 377 - Normal
03/18/2025 03 PM PDT 4.06 362 - Normal
03/18/2025 04 PM PDT 4.08 372 + Normal
03/18/2025 05 PM PDT 4.07 367 - Normal
03/18/2025 06 PM PDT 4.03 348 - Normal
03/18/2025 07 PM PDT 3.99 328 - Normal
03/18/2025 08 PM PDT 3.96 314 - Normal
03/18/2025 09 PM PDT 3.95 309 - Normal
03/18/2025 10 PM PDT 3.93 300 - Normal
03/18/2025 11 PM PDT 3.91 291 - Normal
03/19/2025 12 AM PDT 3.89 282 - Normal
03/19/2025 01 AM PDT 3.88 278 - Normal
03/19/2025 02 AM PDT 3.87 274 - Normal
03/19/2025 03 AM PDT 3.85 264 - Normal
03/19/2025 04 AM PDT 3.84 259 - Normal
03/19/2025 05 AM PDT 3.83 254 - Normal
03/19/2025 06 AM PDT 3.81 245 - Normal
03/19/2025 07 AM PDT 3.81 245 0 Normal
03/19/2025 08 AM PDT 3.80 240 - Normal
03/19/2025 09 AM PDT 3.79 235 - Normal
03/19/2025 10 AM PDT 3.78 231 - Normal
03/19/2025 11 AM PDT 3.78 231 0 Normal
03/19/2025 12 PM PDT 3.77 226 - Normal
03/19/2025 01 PM PDT 3.76 222 - Normal
03/19/2025 02 PM PDT 3.75 218 - Normal
03/19/2025 03 PM PDT 3.74 213 - Normal
03/19/2025 04 PM PDT 3.74 213 0 Normal
03/19/2025 05 PM PDT 3.74 213 0 Normal
03/19/2025 06 PM PDT 3.72 205 - Normal
03/19/2025 07 PM PDT 3.72 205 0 Normal
03/19/2025 08 PM PDT 3.71 201 - Normal
03/19/2025 09 PM PDT 3.70 197 - Normal
03/19/2025 10 PM PDT 3.69 193 - Normal
03/19/2025 11 PM PDT 3.69 193 0 Normal
03/20/2025 12 AM PDT 3.68 189 - Normal
03/20/2025 01 AM PDT 3.68 189 0 Normal
03/20/2025 02 AM PDT 3.67 185 - Normal
03/20/2025 03 AM PDT 3.67 185 0 Normal
03/20/2025 04 AM PDT 3.66 181 - Normal
03/20/2025 05 AM PDT 3.65 177 - Normal
03/20/2025 06 AM PDT 3.65 177 0 Normal
03/20/2025 07 AM PDT 3.64 174 - Normal
03/20/2025 08 AM PDT 3.63 170 - Normal
03/20/2025 09 AM PDT 3.63 170 0 Normal
03/20/2025 10 AM PDT 3.62 166 - Normal
03/20/2025 11 AM PDT 3.62 166 0 Normal
03/20/2025 12 PM PDT 3.62 166 0 Normal
03/20/2025 01 PM PDT 3.61 163 - Normal
03/20/2025 02 PM PDT 3.61 163 0 Normal
03/20/2025 03 PM PDT 3.60 159 - Normal
03/20/2025 04 PM PDT 3.60 159 0 Normal
03/20/2025 05 PM PDT 3.60 159 0 Normal
03/20/2025 06 PM PDT 3.59 155 - Normal
03/20/2025 07 PM PDT 3.58 152 - Normal
03/20/2025 08 PM PDT 3.58 152 0 Normal
03/20/2025 09 PM PDT 3.57 149 - Normal
03/20/2025 10 PM PDT 3.57 149 0 Normal
03/20/2025 11 PM PDT 3.56 145 - Normal
03/21/2025 12 AM PDT 3.56 145 0 Normal
03/21/2025 01 AM PDT 3.55 142 - Normal
03/21/2025 02 AM PDT 3.55 142 0 Normal
03/21/2025 03 AM PDT 3.54 139 - Normal
03/21/2025 04 AM PDT 3.54 139 0 Normal
03/21/2025 05 AM PDT 3.53 135 - Normal
03/21/2025 06 AM PDT 3.53 135 0 Normal
03/21/2025 07 AM PDT 3.52 132 - Normal
03/21/2025 08 AM PDT 3.52 132 0 Normal
03/21/2025 09 AM PDT 3.52 132 0 Normal
03/21/2025 10 AM PDT 3.52 132 0 Normal
03/21/2025 11 AM PDT 3.51 129 - Normal
03/21/2025 12 PM PDT 3.51 129 0 Normal
03/21/2025 01 PM PDT 3.51 129 0 Normal
03/21/2025 02 PM PDT 3.50 126 - Normal
03/21/2025 03 PM PDT 3.50 126 0 Normal
03/21/2025 04 PM PDT 3.49 123 - Normal
03/21/2025 05 PM PDT 3.49 123 0 Normal
03/21/2025 06 PM PDT 3.49 123 0 Normal
03/21/2025 07 PM PDT 3.48 120 - Normal
03/21/2025 08 PM PDT 3.48 120 0 Normal
03/21/2025 09 PM PDT 3.48 120 0 Normal
03/21/2025 10 PM PDT 3.47 117 - Normal
03/21/2025 11 PM PDT 3.47 117 0 Normal
03/22/2025 12 AM PDT 3.46 114 - Normal
03/22/2025 01 AM PDT 3.46 114 0 Normal
03/22/2025 02 AM PDT 3.46 114 0 Normal
03/22/2025 03 AM PDT 3.45 112 - Normal
03/22/2025 04 AM PDT 3.43 106 - Normal
03/22/2025 05 AM PDT 3.41 101 - Normal
03/22/2025 06 AM PDT 3.40 99 - Normal
03/22/2025 07 AM PDT 3.40 99 0 Normal
03/22/2025 08 AM PDT 3.40 99 0 Normal
03/22/2025 09 AM PDT 3.40 99 0 Normal
03/22/2025 10 AM PDT 3.39 97 - Normal
03/22/2025 11 AM PDT 3.39 97 0 Normal
03/22/2025 12 PM PDT 3.39 97 0 Normal
03/22/2025 01 PM PDT 3.39 97 0 Normal
03/22/2025 02 PM PDT 3.39 97 0 Normal
03/22/2025 03 PM PDT 3.38 94 - Normal
03/22/2025 04 PM PDT 3.38 94 0 Normal
03/22/2025 05 PM PDT 3.38 94 0 Normal
03/22/2025 06 PM PDT 3.38 94 0 Normal
03/22/2025 07 PM PDT 3.37 92 - Normal
03/22/2025 08 PM PDT 3.37 92 0 Normal
03/22/2025 09 PM PDT 3.37 92 0 Normal
03/22/2025 10 PM PDT 3.36 90 - Normal
03/22/2025 11 PM PDT 3.36 90 0 Normal
03/23/2025 12 AM PDT 3.36 90 0 Normal
03/23/2025 01 AM PDT 3.35 88 - Normal
03/23/2025 02 AM PDT 3.35 88 0 Normal
03/23/2025 03 AM PDT 3.35 88 0 Normal
03/23/2025 04 AM PDT 3.35 88 0 Normal
03/23/2025 05 AM PDT 3.34 86 - Normal
03/23/2025 06 AM PDT 3.34 86 0 Normal
03/23/2025 07 AM PDT 3.34 86 0 Normal
03/23/2025 08 AM PDT 3.33 84 - Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
03/23/2025 09 AM PDT 3.33 84 Normal
03/23/2025 10 AM PDT 3.33 84 0 Normal
03/23/2025 11 AM PDT 3.33 84 0 Normal
03/23/2025 12 PM PDT 3.33 84 0 Normal
03/23/2025 01 PM PDT 3.33 84 0 Normal
03/23/2025 02 PM PDT 3.33 84 0 Normal
03/23/2025 03 PM PDT 3.32 82 - Normal
03/23/2025 04 PM PDT 3.32 82 0 Normal
03/23/2025 05 PM PDT 3.32 82 0 Normal
03/23/2025 06 PM PDT 3.32 82 0 Normal
03/23/2025 07 PM PDT 3.32 82 0 Normal
03/23/2025 08 PM PDT 3.31 80 - Normal
03/23/2025 09 PM PDT 3.31 80 0 Normal
03/23/2025 10 PM PDT 3.31 80 0 Normal
03/23/2025 11 PM PDT 3.31 80 0 Normal
03/24/2025 12 AM PDT 3.30 79 - Normal
03/24/2025 01 AM PDT 3.30 79 0 Normal
03/24/2025 02 AM PDT 3.30 79 0 Normal
03/24/2025 03 AM PDT 3.30 79 0 Normal
03/24/2025 04 AM PDT 3.29 77 - Normal
03/24/2025 05 AM PDT 3.29 77 0 Normal
03/24/2025 06 AM PDT 3.29 77 0 Normal
03/24/2025 07 AM PDT 3.29 77 0 Normal
03/24/2025 08 AM PDT 3.29 77 0 Normal
03/24/2025 09 AM PDT 3.28 75 - Normal
03/24/2025 10 AM PDT 3.28 75 0 Normal
03/24/2025 11 AM PDT 3.28 75 0 Normal
03/24/2025 12 PM PDT 3.28 75 0 Normal
03/24/2025 01 PM PDT 3.27 73 - Normal
03/24/2025 02 PM PDT 3.27 73 0 Normal
03/24/2025 03 PM PDT 3.27 73 0 Normal
03/24/2025 04 PM PDT 3.27 73 0 Normal
03/24/2025 05 PM PDT 3.26 72 - Normal
03/24/2025 06 PM PDT 3.26 72 0 Normal
03/24/2025 07 PM PDT 3.26 72 0 Normal
03/24/2025 08 PM PDT 3.26 72 0 Normal
03/24/2025 09 PM PDT 3.25 70 - Normal
03/24/2025 10 PM PDT 3.25 70 0 Normal
03/24/2025 11 PM PDT 3.25 70 0 Normal
03/25/2025 12 AM PDT 3.25 70 0 Normal
03/25/2025 01 AM PDT 3.25 70 0 Normal
03/25/2025 02 AM PDT 3.24 68 - Normal
03/25/2025 03 AM PDT 3.24 68 0 Normal
03/25/2025 04 AM PDT 3.24 68 0 Normal
03/25/2025 05 AM PDT 3.24 68 0 Normal
03/25/2025 06 AM PDT 3.23 67 - Normal
03/25/2025 07 AM PDT 3.23 67 0 Normal
03/25/2025 08 AM PDT 3.23 67 0 Normal
03/25/2025 09 AM PDT 3.23 67 0 Normal
03/25/2025 10 AM PDT 3.23 67 0 Normal
03/25/2025 11 AM PDT 3.23 67 0 Normal
03/25/2025 12 PM PDT 3.22 65 - Normal
03/25/2025 01 PM PDT 3.22 65 0 Normal
03/25/2025 02 PM PDT 3.22 65 0 Normal
03/25/2025 03 PM PDT 3.22 65 0 Normal
03/25/2025 04 PM PDT 3.22 65 0 Normal
03/25/2025 05 PM PDT 3.21 63 - Normal
03/25/2025 06 PM PDT 3.21 63 0 Normal
03/25/2025 07 PM PDT 3.21 63 0 Normal
03/25/2025 08 PM PDT 3.21 63 0 Normal
03/25/2025 09 PM PDT 3.21 63 0 Normal
03/25/2025 10 PM PDT 3.21 63 0 Normal
03/25/2025 11 PM PDT 3.21 63 0 Normal
03/26/2025 12 AM PDT 3.20 62 - Normal
03/26/2025 01 AM PDT 3.20 62 0 Normal
03/26/2025 02 AM PDT 3.20 62 0 Normal
03/26/2025 03 AM PDT 3.20 62 0 Normal
03/26/2025 04 AM PDT 3.20 62 0 Normal
03/26/2025 05 AM PDT 3.20 62 0 Normal
03/26/2025 06 AM PDT 3.19 60 - Normal
03/26/2025 07 AM PDT 3.19 60 0 Normal
03/26/2025 08 AM PDT 3.19 60 0 Normal
03/26/2025 09 AM PDT 3.19 60 0 Normal
03/26/2025 10 AM PDT 3.19 60 0 Normal
03/26/2025 11 AM PDT 3.19 60 0 Normal
03/26/2025 12 PM PDT 3.19 60 0 Normal
03/26/2025 01 PM PDT 3.19 60 0 Normal
03/26/2025 02 PM PDT 3.18 59 - Normal
03/26/2025 03 PM PDT 3.18 59 0 Normal
03/26/2025 04 PM PDT 3.18 59 0 Normal
03/26/2025 05 PM PDT 3.18 59 0 Normal
03/26/2025 06 PM PDT 3.18 59 0 Normal
03/26/2025 07 PM PDT 3.18 59 0 Normal
03/26/2025 08 PM PDT 3.18 59 0 Normal
03/26/2025 09 PM PDT 3.18 59 0 Normal
03/26/2025 10 PM PDT 3.17 57 - Normal
03/26/2025 11 PM PDT 3.17 57 0 Normal
03/27/2025 12 AM PDT 3.17 57 0 Normal
03/27/2025 01 AM PDT 3.17 57 0 Normal
03/27/2025 02 AM PDT 3.17 57 0 Normal
03/27/2025 03 AM PDT 3.17 57 0 Normal
03/27/2025 04 AM PDT 3.17 57 0 Normal
03/27/2025 05 AM PDT 3.17 57 0 Normal
03/27/2025 06 AM PDT 3.17 57 0 Normal
03/27/2025 07 AM PDT 3.17 57 0 Normal
03/27/2025 08 AM PDT 3.16 56 - Normal
03/27/2025 09 AM PDT 3.16 56 0 Normal
03/27/2025 10 AM PDT 3.16 56 0 Normal
03/27/2025 11 AM PDT 3.16 56 0 Normal
03/27/2025 12 PM PDT 3.16 56 0 Normal
03/27/2025 01 PM PDT 3.16 56 0 Normal
03/27/2025 02 PM PDT 3.16 56 0 Normal
03/27/2025 03 PM PDT 3.16 56 0 Normal
03/27/2025 04 PM PDT 3.16 56 0 Normal
03/27/2025 05 PM PDT 3.15 54 - Normal
03/27/2025 06 PM PDT 3.15 54 0 Normal
03/27/2025 07 PM PDT 3.15 54 0 Normal
03/27/2025 08 PM PDT 3.15 54 0 Normal
03/27/2025 09 PM PDT 3.15 54 0 Normal
03/27/2025 10 PM PDT 3.15 54 0 Normal
03/27/2025 11 PM PDT 3.15 54 0 Normal
03/28/2025 12 AM PDT 3.15 54 0 Normal
03/28/2025 01 AM PDT 3.15 54 0 Normal
03/28/2025 02 AM PDT 3.15 54 0 Normal
03/28/2025 03 AM PDT 3.15 54 0 Normal
03/28/2025 04 AM PDT 3.15 54 0 Normal
03/28/2025 05 AM PDT 3.15 54 0 Normal
#
# 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.
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