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SACRAMENTO RIVER DELTA - ANTIOCH (ATIC1)
| Latitude: 38.02º N | Longitude: 121.80º W | Elevation: 10 Feet | | Forecast Type: Unofficial Location |
| Location: Contra Costa County in California | Bulletin Group: Lower Sacramento | River Group: Lower Sacramento |
| Issuance Time: | Oct 31 2026 at 8:29 AM PDT | Next Issuance: | Nov 01 2026 at 9:00 AM PST
| |
| Action: N/A | Minor Flood: N/A | Moderate Flood: N/A | Major Flood: N/A |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: Sacramento River Delta - Antioch (ATIC1)
#
# File Generation Time: 10/31/2026 at 08:30 AM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 10/29/2026 at 05:00 PM PDT
# Maximum Observed Stage: 7.95 Feet
#
# Earliest Date & Time of Maximum Forecast: 10/31/2026 at 07:00 PM PDT
# Maximum Forecast Stage: 6.70 Feet
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Trend Observed Status
# ------------------------------------------------------------------
10/26/2026 08 AM PDT 4.28 Not Applicable
10/26/2026 09 AM PDT 4.01 - Not Applicable
10/26/2026 10 AM PDT 4.18 + Not Applicable
10/26/2026 11 AM PDT 5.01 + Not Applicable
10/26/2026 12 PM PDT 5.96 + Not Applicable
10/26/2026 01 PM PDT 6.59 + Not Applicable
10/26/2026 02 PM PDT 7.01 + Not Applicable
10/26/2026 03 PM PDT 7.31 + Not Applicable
10/26/2026 04 PM PDT 7.31 0 Not Applicable
10/26/2026 05 PM PDT 6.78 - Not Applicable
10/26/2026 06 PM PDT 5.82 - Not Applicable
10/26/2026 07 PM PDT 5.10 - Not Applicable
10/26/2026 08 PM PDT 4.52 - Not Applicable
10/26/2026 09 PM PDT 3.95 - Not Applicable
10/26/2026 10 PM PDT 3.38 - Not Applicable
10/26/2026 11 PM PDT 3.02 - Not Applicable
10/27/2026 12 AM PDT 3.14 + Not Applicable
10/27/2026 01 AM PDT 4.15 + Not Applicable
10/27/2026 02 AM PDT 5.22 + Not Applicable
10/27/2026 03 AM PDT 5.70 + Not Applicable
10/27/2026 04 AM PDT 5.99 + Not Applicable
10/27/2026 05 AM PDT 6.12 + Not Applicable
10/27/2026 06 AM PDT 5.98 - Not Applicable
10/27/2026 07 AM PDT 5.46 - Not Applicable
10/27/2026 08 AM PDT 4.81 - Not Applicable
10/27/2026 09 AM PDT 4.37 - Not Applicable
10/27/2026 10 AM PDT 4.23 - Not Applicable
10/27/2026 11 AM PDT 4.70 + Not Applicable
10/27/2026 12 PM PDT 5.62 + Not Applicable
10/27/2026 01 PM PDT 6.39 + Not Applicable
10/27/2026 02 PM PDT 6.92 + Not Applicable
10/27/2026 03 PM PDT 7.28 + Not Applicable
10/27/2026 04 PM PDT 7.46 + Not Applicable
10/27/2026 05 PM PDT 7.26 - Not Applicable
10/27/2026 06 PM PDT 6.45 - Not Applicable
10/27/2026 07 PM PDT 5.52 - Not Applicable
10/27/2026 08 PM PDT 4.88 - Not Applicable
10/27/2026 09 PM PDT 4.30 - Not Applicable
10/27/2026 10 PM PDT 3.68 - Not Applicable
10/27/2026 11 PM PDT 3.16 - Not Applicable
10/28/2026 12 AM PDT 2.78 - Not Applicable
10/28/2026 01 AM PDT 2.96 + Not Applicable
10/28/2026 02 AM PDT 4.02 + Not Applicable
10/28/2026 03 AM PDT 5.04 + Not Applicable
10/28/2026 04 AM PDT 5.52 + Not Applicable
10/28/2026 05 AM PDT 5.81 + Not Applicable
10/28/2026 06 AM PDT 5.93 + Not Applicable
10/28/2026 07 AM PDT 5.79 - Not Applicable
10/28/2026 08 AM PDT 5.30 - Not Applicable
10/28/2026 09 AM PDT 4.72 - Not Applicable
10/28/2026 10 AM PDT 4.38 - Not Applicable
10/28/2026 11 AM PDT 4.44 + Not Applicable
10/28/2026 12 PM PDT 5.08 + Not Applicable
10/28/2026 01 PM PDT 5.92 + Not Applicable
10/28/2026 02 PM PDT 6.58 + Not Applicable
10/28/2026 03 PM PDT 7.08 + Not Applicable
10/28/2026 04 PM PDT 7.40 + Not Applicable
10/28/2026 05 PM PDT 7.48 + Not Applicable
10/28/2026 06 PM PDT 7.10 - Not Applicable
10/28/2026 07 PM PDT 6.20 - Not Applicable
10/28/2026 08 PM PDT 5.38 - Not Applicable
10/28/2026 09 PM PDT 4.77 - Not Applicable
10/28/2026 10 PM PDT 4.15 - Not Applicable
10/28/2026 11 PM PDT 3.57 - Not Applicable
10/29/2026 12 AM PDT 3.05 - Not Applicable
10/29/2026 01 AM PDT 2.74 - Not Applicable
10/29/2026 02 AM PDT 3.01 + Not Applicable
10/29/2026 03 AM PDT 4.14 + Not Applicable
10/29/2026 04 AM PDT 5.09 + Not Applicable
10/29/2026 05 AM PDT 5.53 + Not Applicable
10/29/2026 06 AM PDT 5.82 + Not Applicable
10/29/2026 07 AM PDT 5.96 + Not Applicable
10/29/2026 08 AM PDT 5.92 - Not Applicable
10/29/2026 09 AM PDT 5.57 - Not Applicable
10/29/2026 10 AM PDT 5.11 - Not Applicable
10/29/2026 11 AM PDT 4.88 - Not Applicable
10/29/2026 12 PM PDT 5.13 + Not Applicable
10/29/2026 01 PM PDT 5.69 + Not Applicable
10/29/2026 02 PM PDT 6.46 + Not Applicable
10/29/2026 03 PM PDT 7.22 + Not Applicable
10/29/2026 04 PM PDT 7.77 + Not Applicable
10/29/2026 05 PM PDT 7.95 + Not Applicable
10/29/2026 06 PM PDT 7.71 - Not Applicable
10/29/2026 07 PM PDT 7.10 - Not Applicable
10/29/2026 08 PM PDT 6.19 - Not Applicable
10/29/2026 09 PM PDT 5.45 - Not Applicable
10/29/2026 10 PM PDT 4.86 - Not Applicable
10/29/2026 11 PM PDT 4.26 - Not Applicable
10/30/2026 12 AM PDT 3.69 - Not Applicable
10/30/2026 01 AM PDT 3.18 - Not Applicable
10/30/2026 02 AM PDT 2.94 - Not Applicable
10/30/2026 03 AM PDT 3.34 + Not Applicable
10/30/2026 04 AM PDT 4.44 + Not Applicable
10/30/2026 05 AM PDT 5.29 + Not Applicable
10/30/2026 06 AM PDT 5.69 + Not Applicable
10/30/2026 07 AM PDT 5.98 + Not Applicable
10/30/2026 08 AM PDT 6.13 + Not Applicable
10/30/2026 09 AM PDT 6.14 + Not Applicable
10/30/2026 10 AM PDT 5.88 - Not Applicable
10/30/2026 11 AM PDT 5.50 - Not Applicable
10/30/2026 12 PM PDT 5.36 - Not Applicable
10/30/2026 01 PM PDT 5.56 + Not Applicable
10/30/2026 02 PM PDT 6.11 + Not Applicable
10/30/2026 03 PM PDT 6.69 + Not Applicable
10/30/2026 04 PM PDT 7.19 + Not Applicable
10/30/2026 05 PM PDT 7.57 + Not Applicable
10/30/2026 06 PM PDT 7.77 + Not Applicable
10/30/2026 07 PM PDT 7.67 - Not Applicable
10/30/2026 08 PM PDT 7.13 - Not Applicable
10/30/2026 09 PM PDT 6.31 - Not Applicable
10/30/2026 10 PM PDT 5.61 - Not Applicable
10/30/2026 11 PM PDT 5.03 - Not Applicable
10/31/2026 12 AM PDT 4.43 - Not Applicable
10/31/2026 01 AM PDT 3.89 - Not Applicable
10/31/2026 02 AM PDT 3.43 - Not Applicable
10/31/2026 03 AM PDT 3.17 - Not Applicable
10/31/2026 04 AM PDT 3.49 + Not Applicable
10/31/2026 05 AM PDT 4.12 + Not Applicable
10/31/2026 06 AM PDT 4.76 + Not Applicable
10/31/2026 07 AM PDT 5.34 + Not Applicable
10/31/2026 08 AM PDT 5.75 + Not Applicable
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Trend Forecast Status
# ------------------------------------------------------------------
10/31/2026 09 AM PDT 5.88 Not Applicable
10/31/2026 10 AM PDT 5.77 - Not Applicable
10/31/2026 11 AM PDT 5.44 - Not Applicable
10/31/2026 12 PM PDT 5.09 - Not Applicable
10/31/2026 01 PM PDT 4.80 - Not Applicable
10/31/2026 02 PM PDT 4.73 - Not Applicable
10/31/2026 03 PM PDT 4.97 + Not Applicable
10/31/2026 04 PM PDT 5.47 + Not Applicable
10/31/2026 05 PM PDT 6.07 + Not Applicable
10/31/2026 06 PM PDT 6.52 + Not Applicable
10/31/2026 07 PM PDT 6.70 + Not Applicable
10/31/2026 08 PM PDT 6.54 - Not Applicable
10/31/2026 09 PM PDT 6.10 - Not Applicable
10/31/2026 10 PM PDT 5.46 - Not Applicable
10/31/2026 11 PM PDT 4.71 - Not Applicable
11/01/2026 12 AM PDT 3.96 - Not Applicable
11/01/2026 01 AM PDT 3.28 - Not Applicable
11/01/2026 01 AM PST 2.88 - Not Applicable
11/01/2026 02 AM PST 2.73 - Not Applicable
11/01/2026 03 AM PST 2.89 + Not Applicable
11/01/2026 04 AM PST 3.28 + Not Applicable
11/01/2026 05 AM PST 3.93 + Not Applicable
11/01/2026 06 AM PST 4.59 + Not Applicable
11/01/2026 07 AM PST 5.17 + Not Applicable
11/01/2026 08 AM PST 5.60 + Not Applicable
11/01/2026 09 AM PST 5.72 + Not Applicable
11/01/2026 10 AM PST 5.58 - Not Applicable
11/01/2026 11 AM PST 5.20 - Not Applicable
11/01/2026 12 PM PST 4.79 - Not Applicable
11/01/2026 01 PM PST 4.44 - Not Applicable
11/01/2026 02 PM PST 4.33 - Not Applicable
11/01/2026 03 PM PST 4.55 + Not Applicable
11/01/2026 04 PM PST 4.99 + Not Applicable
11/01/2026 05 PM PST 5.54 + Not Applicable
11/01/2026 06 PM PST 5.93 + Not Applicable
11/01/2026 07 PM PST 6.07 + Not Applicable
11/01/2026 08 PM PST 5.93 - Not Applicable
11/01/2026 09 PM PST 5.56 - Not Applicable
11/01/2026 10 PM PST 4.96 - Not Applicable
11/01/2026 11 PM PST 4.26 - Not Applicable
11/02/2026 12 AM PST 3.60 - Not Applicable
11/02/2026 01 AM PST 3.00 - Not Applicable
11/02/2026 02 AM PST 2.63 - Not Applicable
11/02/2026 03 AM PST 2.49 - Not Applicable
11/02/2026 04 AM PST 2.68 + Not Applicable
11/02/2026 05 AM PST 3.09 + Not Applicable
11/02/2026 06 AM PST 3.75 + Not Applicable
11/02/2026 07 AM PST 4.45 + Not Applicable
11/02/2026 08 AM PST 5.06 + Not Applicable
11/02/2026 09 AM PST 5.49 + Not Applicable
11/02/2026 10 AM PST 5.61 + Not Applicable
11/02/2026 11 AM PST 5.41 - Not Applicable
11/02/2026 12 PM PST 4.93 - Not Applicable
11/02/2026 01 PM PST 4.40 - Not Applicable
11/02/2026 02 PM PST 3.94 - Not Applicable
11/02/2026 03 PM PST 3.79 - Not Applicable
11/02/2026 04 PM PST 3.89 + Not Applicable
11/02/2026 05 PM PST 4.24 + Not Applicable
11/02/2026 06 PM PST 4.70 + Not Applicable
11/02/2026 07 PM PST 5.17 + Not Applicable
11/02/2026 08 PM PST 5.48 + Not Applicable
11/02/2026 09 PM PST 5.57 + Not Applicable
11/02/2026 10 PM PST 5.38 - Not Applicable
11/02/2026 11 PM PST 4.90 - Not Applicable
11/03/2026 12 AM PST 4.26 - Not Applicable
11/03/2026 01 AM PST 3.54 - Not Applicable
11/03/2026 02 AM PST 2.86 - Not Applicable
11/03/2026 03 AM PST 2.45 - Not Applicable
11/03/2026 04 AM PST 2.29 - Not Applicable
11/03/2026 05 AM PST 2.48 + Not Applicable
11/03/2026 06 AM PST 2.91 + Not Applicable
11/03/2026 07 AM PST 3.60 + Not Applicable
11/03/2026 08 AM PST 4.34 + Not Applicable
11/03/2026 09 AM PST 4.98 + Not Applicable
11/03/2026 10 AM PST 5.42 + Not Applicable
11/03/2026 11 AM PST 5.55 + Not Applicable
11/03/2026 12 PM PST 5.37 - Not Applicable
11/03/2026 01 PM PST 4.92 - Not Applicable
11/03/2026 02 PM PST 4.32 - Not Applicable
11/03/2026 03 PM PST 3.70 - Not Applicable
11/03/2026 04 PM PST 3.30 - Not Applicable
11/03/2026 05 PM PST 3.16 - Not Applicable
11/03/2026 06 PM PST 3.39 + Not Applicable
11/03/2026 07 PM PST 3.89 + Not Applicable
11/03/2026 08 PM PST 4.50 + Not Applicable
11/03/2026 09 PM PST 4.99 + Not Applicable
11/03/2026 10 PM PST 5.16 + Not Applicable
11/03/2026 11 PM PST 5.01 - Not Applicable
11/04/2026 12 AM PST 4.56 - Not Applicable
11/04/2026 01 AM PST 3.96 - Not Applicable
11/04/2026 02 AM PST 3.30 - Not Applicable
11/04/2026 03 AM PST 2.66 - Not Applicable
11/04/2026 04 AM PST 2.29 - Not Applicable
11/04/2026 05 AM PST 2.16 - Not Applicable
11/04/2026 06 AM PST 2.43 + Not Applicable
11/04/2026 07 AM PST 3.06 + Not Applicable
11/04/2026 08 AM PST 3.90 + Not Applicable
11/04/2026 09 AM PST 4.73 + Not Applicable
11/04/2026 10 AM PST 5.31 + Not Applicable
11/04/2026 11 AM PST 5.52 + Not Applicable
11/04/2026 12 PM PST 5.40 - Not Applicable
11/04/2026 01 PM PST 5.00 - Not Applicable
11/04/2026 02 PM PST 4.38 - Not Applicable
11/04/2026 03 PM PST 3.70 - Not Applicable
11/04/2026 04 PM PST 3.13 - Not Applicable
11/04/2026 05 PM PST 2.69 - Not Applicable
11/04/2026 06 PM PST 2.58 - Not Applicable
11/04/2026 07 PM PST 2.88 + Not Applicable
11/04/2026 08 PM PST 3.49 + Not Applicable
11/04/2026 09 PM PST 4.22 + Not Applicable
11/04/2026 10 PM PST 4.78 + Not Applicable
11/04/2026 11 PM PST 5.00 + Not Applicable
11/05/2026 12 AM PST 4.89 - Not Applicable
11/05/2026 01 AM PST 4.49 - Not Applicable
11/05/2026 02 AM PST 3.94 - Not Applicable
11/05/2026 03 AM PST 3.33 - Not Applicable
11/05/2026 04 AM PST 2.76 - Not Applicable
#
# NOTE 1: Stages are rounded to the nearest hundredth (.01) of a foot.
# NOTE 2: Trends are determined using hourly change in unrounded stage.
# NOTE 3: Maximum Values are determined using unrounded stage.
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