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SAN LORENZO RIVER - BIG TREES (BTEC1)
| Latitude: 37.04º N | Longitude: 122.07º W | Elevation: 227 Feet | | Forecast Type: Official Location |
| Location: Santa Cruz County in California | Bulletin Group: Central Coast | River Group: Salinas/Pajaro |
| Issuance Time: | Mar 07 2026 at 7:17 AM PST | Next Issuance: | Mar 08 2026 at 9:00 AM PDT
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| Action/Monitor: 14.0 Feet | Minor Flood: 16.5 Feet | Moderate Flood: 19.5 Feet | Major Flood: 21.76 Feet |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: San Lorenzo River - Big Trees (BTEC1)
#
# File Generation Time: 03/07/2026 at 07:17 AM PST
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 03/02/2026 at 03:00 PM PST
# Maximum Observed Stage: 4.67 Feet
# Maximum Observed Flow: 151 cfs
#
# Earliest Date & Time of Maximum Forecast: 03/07/2026 at 08:00 AM PST
# Maximum Forecast Stage: 4.41 Feet
# Maximum Forecast Flow: 114 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
03/02/2026 07 AM PST 4.67 151 Normal
03/02/2026 08 AM PST 4.67 151 0 Normal
03/02/2026 09 AM PST 4.67 151 0 Normal
03/02/2026 10 AM PST 4.67 151 0 Normal
03/02/2026 11 AM PST 4.67 151 0 Normal
03/02/2026 12 PM PST 4.66 149 - Normal
03/02/2026 01 PM PST 4.67 151 + Normal
03/02/2026 02 PM PST 4.67 151 0 Normal
03/02/2026 03 PM PST 4.67 151 0 Normal
03/02/2026 04 PM PST 4.66 149 - Normal
03/02/2026 05 PM PST 4.66 149 0 Normal
03/02/2026 06 PM PST 4.65 148 - Normal
03/02/2026 07 PM PST 4.66 149 + Normal
03/02/2026 08 PM PST 4.65 148 - Normal
03/02/2026 09 PM PST 4.65 148 0 Normal
03/02/2026 10 PM PST 4.64 147 - Normal
03/02/2026 11 PM PST 4.64 147 0 Normal
03/03/2026 12 AM PST 4.64 147 0 Normal
03/03/2026 01 AM PST 4.64 147 0 Normal
03/03/2026 02 AM PST 4.64 147 0 Normal
03/03/2026 03 AM PST 4.63 145 - Normal
03/03/2026 04 AM PST 4.62 144 - Normal
03/03/2026 05 AM PST 4.62 144 0 Normal
03/03/2026 06 AM PST 4.63 145 + Normal
03/03/2026 07 AM PST 4.62 144 - Normal
03/03/2026 08 AM PST 4.62 144 0 Normal
03/03/2026 09 AM PST 4.62 144 0 Normal
03/03/2026 10 AM PST 4.62 144 0 Normal
03/03/2026 11 AM PST 4.61 142 - Normal
03/03/2026 12 PM PST 4.61 142 0 Normal
03/03/2026 01 PM PST 4.61 142 0 Normal
03/03/2026 02 PM PST 4.61 142 0 Normal
03/03/2026 03 PM PST 4.61 142 0 Normal
03/03/2026 04 PM PST 4.61 142 0 Normal
03/03/2026 05 PM PST 4.60 141 - Normal
03/03/2026 06 PM PST 4.60 141 0 Normal
03/03/2026 07 PM PST 4.60 141 0 Normal
03/03/2026 08 PM PST 4.59 139 - Normal
03/03/2026 09 PM PST 4.59 139 0 Normal
03/03/2026 10 PM PST 4.59 139 0 Normal
03/03/2026 11 PM PST 4.59 139 0 Normal
03/04/2026 12 AM PST 4.58 138 - Normal
03/04/2026 01 AM PST 4.58 138 0 Normal
03/04/2026 02 AM PST 4.58 138 0 Normal
03/04/2026 03 AM PST 4.58 138 0 Normal
03/04/2026 04 AM PST 4.57 136 - Normal
03/04/2026 05 AM PST 4.57 136 0 Normal
03/04/2026 06 AM PST 4.57 136 0 Normal
03/04/2026 07 AM PST 4.56 135 - Normal
03/04/2026 08 AM PST 4.57 136 + Normal
03/04/2026 09 AM PST 4.56 135 - Normal
03/04/2026 10 AM PST 4.56 135 0 Normal
03/04/2026 11 AM PST 4.56 135 0 Normal
03/04/2026 12 PM PST 4.55 133 - Normal
03/04/2026 01 PM PST 4.56 135 + Normal
03/04/2026 02 PM PST 4.55 133 - Normal
03/04/2026 03 PM PST 4.56 135 + Normal
03/04/2026 04 PM PST 4.55 133 - Normal
03/04/2026 05 PM PST 4.56 135 + Normal
03/04/2026 06 PM PST 4.55 133 - Normal
03/04/2026 07 PM PST 4.55 133 0 Normal
03/04/2026 08 PM PST 4.55 133 0 Normal
03/04/2026 09 PM PST 4.55 133 0 Normal
03/04/2026 10 PM PST 4.54 132 - Normal
03/04/2026 11 PM PST 4.54 132 0 Normal
03/05/2026 12 AM PST 4.53 131 - Normal
03/05/2026 01 AM PST 4.53 131 0 Normal
03/05/2026 02 AM PST 4.53 131 0 Normal
03/05/2026 03 AM PST 4.53 131 0 Normal
03/05/2026 04 AM PST 4.52 129 - Normal
03/05/2026 05 AM PST 4.52 129 0 Normal
03/05/2026 06 AM PST 4.52 129 0 Normal
03/05/2026 07 AM PST 4.51 128 - Normal
03/05/2026 08 AM PST 4.52 129 + Normal
03/05/2026 09 AM PST 4.51 128 - Normal
03/05/2026 10 AM PST 4.51 128 0 Normal
03/05/2026 11 AM PST 4.51 128 0 Normal
03/05/2026 12 PM PST 4.51 128 0 Normal
03/05/2026 01 PM PST 4.52 129 + Normal
03/05/2026 02 PM PST 4.52 129 0 Normal
03/05/2026 03 PM PST 4.51 128 - Normal
03/05/2026 04 PM PST 4.50 126 - Normal
03/05/2026 05 PM PST 4.50 126 0 Normal
03/05/2026 06 PM PST 4.50 126 0 Normal
03/05/2026 07 PM PST 4.50 126 0 Normal
03/05/2026 08 PM PST 4.49 125 - Normal
03/05/2026 09 PM PST 4.49 125 0 Normal
03/05/2026 10 PM PST 4.49 125 0 Normal
03/05/2026 11 PM PST 4.48 124 - Normal
03/06/2026 12 AM PST 4.48 124 0 Normal
03/06/2026 01 AM PST 4.48 124 0 Normal
03/06/2026 02 AM PST 4.47 122 - Normal
03/06/2026 03 AM PST 4.47 122 0 Normal
03/06/2026 04 AM PST 4.48 124 + Normal
03/06/2026 05 AM PST 4.47 122 - Normal
03/06/2026 06 AM PST 4.47 122 0 Normal
03/06/2026 07 AM PST 4.48 124 + Normal
03/06/2026 08 AM PST 4.47 122 - Normal
03/06/2026 09 AM PST 4.47 122 0 Normal
03/06/2026 10 AM PST 4.46 121 - Normal
03/06/2026 11 AM PST 4.46 121 0 Normal
03/06/2026 12 PM PST 4.46 121 0 Normal
03/06/2026 01 PM PST 4.45 120 - Normal
03/06/2026 02 PM PST 4.45 120 0 Normal
03/06/2026 03 PM PST 4.46 121 + Normal
03/06/2026 04 PM PST 4.45 120 - Normal
03/06/2026 05 PM PST 4.45 120 0 Normal
03/06/2026 06 PM PST 4.45 120 0 Normal
03/06/2026 07 PM PST 4.45 120 0 Normal
03/06/2026 08 PM PST 4.45 120 0 Normal
03/06/2026 09 PM PST 4.44 118 - Normal
03/06/2026 10 PM PST 4.44 118 0 Normal
03/06/2026 11 PM PST 4.44 118 0 Normal
03/07/2026 12 AM PST 4.44 118 0 Normal
03/07/2026 01 AM PST 4.43 117 - Normal
03/07/2026 02 AM PST 4.43 117 0 Normal
03/07/2026 03 AM PST 4.43 117 0 Normal
03/07/2026 04 AM PST 4.42 116 - Normal
03/07/2026 05 AM PST 4.42 116 0 Normal
03/07/2026 06 AM PST 4.42 116 0 Normal
03/07/2026 07 AM PST 4.41 114 - Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
03/07/2026 08 AM PST 4.41 114 Normal
03/07/2026 09 AM PST 4.41 114 0 Normal
03/07/2026 10 AM PST 4.41 114 0 Normal
03/07/2026 11 AM PST 4.41 114 0 Normal
03/07/2026 12 PM PST 4.40 113 - Normal
03/07/2026 01 PM PST 4.40 113 0 Normal
03/07/2026 02 PM PST 4.40 113 0 Normal
03/07/2026 03 PM PST 4.40 113 0 Normal
03/07/2026 04 PM PST 4.40 113 0 Normal
03/07/2026 05 PM PST 4.39 112 - Normal
03/07/2026 06 PM PST 4.39 112 0 Normal
03/07/2026 07 PM PST 4.39 112 0 Normal
03/07/2026 08 PM PST 4.39 112 0 Normal
03/07/2026 09 PM PST 4.39 112 0 Normal
03/07/2026 10 PM PST 4.38 110 - Normal
03/07/2026 11 PM PST 4.38 110 0 Normal
03/08/2026 12 AM PST 4.38 110 0 Normal
03/08/2026 01 AM PST 4.38 110 0 Normal
03/08/2026 03 AM PDT 4.38 110 0 Normal
03/08/2026 04 AM PDT 4.38 110 0 Normal
03/08/2026 05 AM PDT 4.37 109 - Normal
03/08/2026 06 AM PDT 4.37 109 0 Normal
03/08/2026 07 AM PDT 4.37 109 0 Normal
03/08/2026 08 AM PDT 4.37 109 0 Normal
03/08/2026 09 AM PDT 4.37 109 0 Normal
03/08/2026 10 AM PDT 4.37 109 0 Normal
03/08/2026 11 AM PDT 4.36 108 - Normal
03/08/2026 12 PM PDT 4.36 108 0 Normal
03/08/2026 01 PM PDT 4.36 108 0 Normal
03/08/2026 02 PM PDT 4.36 108 0 Normal
03/08/2026 03 PM PDT 4.36 108 0 Normal
03/08/2026 04 PM PDT 4.35 107 - Normal
03/08/2026 05 PM PDT 4.35 107 0 Normal
03/08/2026 06 PM PDT 4.35 107 0 Normal
03/08/2026 07 PM PDT 4.35 107 0 Normal
03/08/2026 08 PM PDT 4.35 107 0 Normal
03/08/2026 09 PM PDT 4.34 105 - Normal
03/08/2026 10 PM PDT 4.34 105 0 Normal
03/08/2026 11 PM PDT 4.34 105 0 Normal
03/09/2026 12 AM PDT 4.34 105 0 Normal
03/09/2026 01 AM PDT 4.34 105 0 Normal
03/09/2026 02 AM PDT 4.34 105 0 Normal
03/09/2026 03 AM PDT 4.33 104 - Normal
03/09/2026 04 AM PDT 4.33 104 0 Normal
03/09/2026 05 AM PDT 4.33 104 0 Normal
03/09/2026 06 AM PDT 4.33 104 0 Normal
03/09/2026 07 AM PDT 4.33 104 0 Normal
03/09/2026 08 AM PDT 4.33 104 0 Normal
03/09/2026 09 AM PDT 4.32 103 - Normal
03/09/2026 10 AM PDT 4.32 103 0 Normal
03/09/2026 11 AM PDT 4.32 103 0 Normal
03/09/2026 12 PM PDT 4.32 103 0 Normal
03/09/2026 01 PM PDT 4.32 103 0 Normal
03/09/2026 02 PM PDT 4.32 103 0 Normal
03/09/2026 03 PM PDT 4.31 102 - Normal
03/09/2026 04 PM PDT 4.31 102 0 Normal
03/09/2026 05 PM PDT 4.31 102 0 Normal
03/09/2026 06 PM PDT 4.31 102 0 Normal
03/09/2026 07 PM PDT 4.31 102 0 Normal
03/09/2026 08 PM PDT 4.30 101 - Normal
03/09/2026 09 PM PDT 4.30 101 0 Normal
03/09/2026 10 PM PDT 4.30 101 0 Normal
03/09/2026 11 PM PDT 4.30 101 0 Normal
03/10/2026 12 AM PDT 4.30 101 0 Normal
03/10/2026 01 AM PDT 4.30 101 0 Normal
03/10/2026 02 AM PDT 4.29 100 - Normal
03/10/2026 03 AM PDT 4.29 100 0 Normal
03/10/2026 04 AM PDT 4.29 100 0 Normal
03/10/2026 05 AM PDT 4.29 100 0 Normal
03/10/2026 06 AM PDT 4.29 100 0 Normal
03/10/2026 07 AM PDT 4.29 100 0 Normal
03/10/2026 08 AM PDT 4.28 98 - Normal
03/10/2026 09 AM PDT 4.28 98 0 Normal
03/10/2026 10 AM PDT 4.28 98 0 Normal
03/10/2026 11 AM PDT 4.28 98 0 Normal
03/10/2026 12 PM PDT 4.28 98 0 Normal
03/10/2026 01 PM PDT 4.28 98 0 Normal
03/10/2026 02 PM PDT 4.27 97 - Normal
03/10/2026 03 PM PDT 4.27 97 0 Normal
03/10/2026 04 PM PDT 4.27 97 0 Normal
03/10/2026 05 PM PDT 4.27 97 0 Normal
03/10/2026 06 PM PDT 4.27 97 0 Normal
03/10/2026 07 PM PDT 4.27 97 0 Normal
03/10/2026 08 PM PDT 4.26 96 - Normal
03/10/2026 09 PM PDT 4.26 96 0 Normal
03/10/2026 10 PM PDT 4.26 96 0 Normal
03/10/2026 11 PM PDT 4.26 96 0 Normal
03/11/2026 12 AM PDT 4.26 96 0 Normal
03/11/2026 01 AM PDT 4.26 96 0 Normal
03/11/2026 02 AM PDT 4.25 95 - Normal
03/11/2026 03 AM PDT 4.25 95 0 Normal
03/11/2026 04 AM PDT 4.25 95 0 Normal
03/11/2026 05 AM PDT 4.25 95 0 Normal
03/11/2026 06 AM PDT 4.25 95 0 Normal
03/11/2026 07 AM PDT 4.25 95 0 Normal
03/11/2026 08 AM PDT 4.25 95 0 Normal
03/11/2026 09 AM PDT 4.24 94 - Normal
03/11/2026 10 AM PDT 4.24 94 0 Normal
03/11/2026 11 AM PDT 4.24 94 0 Normal
03/11/2026 12 PM PDT 4.24 94 0 Normal
03/11/2026 01 PM PDT 4.24 94 0 Normal
03/11/2026 02 PM PDT 4.24 94 0 Normal
03/11/2026 03 PM PDT 4.24 94 0 Normal
03/11/2026 04 PM PDT 4.23 93 - Normal
03/11/2026 05 PM PDT 4.23 93 0 Normal
03/11/2026 06 PM PDT 4.23 93 0 Normal
03/11/2026 07 PM PDT 4.23 93 0 Normal
03/11/2026 08 PM PDT 4.23 93 0 Normal
03/11/2026 09 PM PDT 4.23 93 0 Normal
03/11/2026 10 PM PDT 4.22 92 - Normal
03/11/2026 11 PM PDT 4.22 92 0 Normal
03/12/2026 12 AM PDT 4.22 92 0 Normal
03/12/2026 01 AM PDT 4.22 92 0 Normal
03/12/2026 02 AM PDT 4.22 92 0 Normal
03/12/2026 03 AM PDT 4.22 92 0 Normal
03/12/2026 04 AM PDT 4.21 91 - Normal
03/12/2026 05 AM PDT 4.21 91 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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