ALAMO CANAL - PLEASANTON (ALQC1)
Latitude: 37.69º NLongitude: 121.92º WElevation: 330 FeetForecast Type: Unofficial Location
Location: Alameda County in CaliforniaBulletin Group: Central CoastRiver Group: South Bay
Issuance Time: Apr 22 2026 at 7:32 AM PDTNext Issuance: Apr 23 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: Alamo Canal - Pleasanton (ALQC1)
#
# File Generation Time:  04/22/2026 at 07:33 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  04/21/2026 at 06:00 PM PDT
# Maximum Observed Stage:                       5.97 Feet
# Maximum Observed Flow:                        429 cfs
#
# Earliest Date & Time of Maximum Forecast:     04/22/2026 at 04:00 PM PDT
# Maximum Forecast Stage:                       3.58 Feet
# Maximum Forecast Flow:                        119 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  04/17/2026 07 AM PDT            1.89              6                Not Applicable
  04/17/2026 08 AM PDT            1.89              6         0      Not Applicable
  04/17/2026 09 AM PDT            1.89              6         0      Not Applicable
  04/17/2026 10 AM PDT            1.89              6         0      Not Applicable
  04/17/2026 11 AM PDT            1.88              6         -      Not Applicable
  04/17/2026 12 PM PDT            1.86              6         -      Not Applicable
  04/17/2026 01 PM PDT            1.86              6         0      Not Applicable
  04/17/2026 02 PM PDT            1.85              5         -      Not Applicable
  04/17/2026 03 PM PDT            1.85              5         0      Not Applicable
  04/17/2026 04 PM PDT            1.85              5         0      Not Applicable
  04/17/2026 05 PM PDT            1.84              5         -      Not Applicable
  04/17/2026 06 PM PDT            1.84              5         0      Not Applicable
  04/17/2026 07 PM PDT            1.84              5         0      Not Applicable
  04/17/2026 08 PM PDT            1.85              5         +      Not Applicable
  04/17/2026 09 PM PDT            1.86              6         +      Not Applicable
  04/17/2026 10 PM PDT            1.85              5         -      Not Applicable
  04/17/2026 11 PM PDT            1.85              5         0      Not Applicable
  04/18/2026 12 AM PDT            1.85              5         0      Not Applicable
  04/18/2026 01 AM PDT            1.85              5         0      Not Applicable
  04/18/2026 02 AM PDT            1.85              5         0      Not Applicable
  04/18/2026 03 AM PDT            1.85              5         0      Not Applicable
  04/18/2026 04 AM PDT            1.85              5         0      Not Applicable
  04/18/2026 05 AM PDT            1.85              5         0      Not Applicable
  04/18/2026 06 AM PDT            1.85              5         0      Not Applicable
  04/18/2026 07 AM PDT            1.85              5         0      Not Applicable
  04/18/2026 08 AM PDT            1.85              5         0      Not Applicable
  04/18/2026 09 AM PDT            1.85              5         0      Not Applicable
  04/18/2026 10 AM PDT            1.85              5         0      Not Applicable
  04/18/2026 11 AM PDT            1.85              5         0      Not Applicable
  04/18/2026 12 PM PDT            1.85              5         0      Not Applicable
  04/18/2026 01 PM PDT            1.86              6         +      Not Applicable
  04/18/2026 02 PM PDT            1.85              5         -      Not Applicable
  04/18/2026 03 PM PDT            1.85              5         0      Not Applicable
  04/18/2026 04 PM PDT            1.85              5         0      Not Applicable
  04/18/2026 05 PM PDT            1.85              5         0      Not Applicable
  04/18/2026 06 PM PDT            1.85              5         0      Not Applicable
  04/18/2026 07 PM PDT            1.85              5         0      Not Applicable
  04/18/2026 08 PM PDT            1.84              5         -      Not Applicable
  04/18/2026 09 PM PDT            1.84              5         0      Not Applicable
  04/18/2026 10 PM PDT            1.83              5         -      Not Applicable
  04/18/2026 11 PM PDT            1.83              5         0      Not Applicable
  04/19/2026 12 AM PDT            1.83              5         0      Not Applicable
  04/19/2026 01 AM PDT            1.83              5         0      Not Applicable
  04/19/2026 02 AM PDT            1.83              5         0      Not Applicable
  04/19/2026 03 AM PDT            1.83              5         0      Not Applicable
  04/19/2026 04 AM PDT            1.83              5         0      Not Applicable
  04/19/2026 05 AM PDT            1.83              5         0      Not Applicable
  04/19/2026 06 AM PDT            1.83              5         0      Not Applicable
  04/19/2026 07 AM PDT            1.83              5         0      Not Applicable
  04/19/2026 08 AM PDT            1.83              5         0      Not Applicable
  04/19/2026 09 AM PDT            1.83              5         0      Not Applicable
  04/19/2026 10 AM PDT            1.83              5         0      Not Applicable
  04/19/2026 11 AM PDT            1.84              5         +      Not Applicable
  04/19/2026 12 PM PDT            1.84              5         0      Not Applicable
  04/19/2026 01 PM PDT            1.84              5         0      Not Applicable
  04/19/2026 02 PM PDT            1.83              5         -      Not Applicable
  04/19/2026 03 PM PDT            1.83              5         0      Not Applicable
  04/19/2026 04 PM PDT            1.83              5         0      Not Applicable
  04/19/2026 05 PM PDT            1.83              5         0      Not Applicable
  04/19/2026 06 PM PDT            1.83              5         0      Not Applicable
  04/19/2026 07 PM PDT            1.83              5         0      Not Applicable
  04/19/2026 08 PM PDT            1.82              5         -      Not Applicable
  04/19/2026 09 PM PDT            1.82              5         0      Not Applicable
  04/19/2026 10 PM PDT            1.83              5         +      Not Applicable
  04/19/2026 11 PM PDT            1.83              5         0      Not Applicable
  04/20/2026 12 AM PDT            1.83              5         0      Not Applicable
  04/20/2026 01 AM PDT            1.83              5         0      Not Applicable
  04/20/2026 02 AM PDT            1.83              5         0      Not Applicable
  04/20/2026 03 AM PDT            1.83              5         0      Not Applicable
  04/20/2026 04 AM PDT            1.83              5         0      Not Applicable
  04/20/2026 05 AM PDT            1.83              5         0      Not Applicable
  04/20/2026 06 AM PDT            1.83              5         0      Not Applicable
  04/20/2026 07 AM PDT            1.83              5         0      Not Applicable
  04/20/2026 08 AM PDT            1.83              5         0      Not Applicable
  04/20/2026 09 AM PDT            1.83              5         0      Not Applicable
  04/20/2026 10 AM PDT            1.83              5         0      Not Applicable
  04/20/2026 11 AM PDT            1.83              5         0      Not Applicable
  04/20/2026 12 PM PDT            1.83              5         0      Not Applicable
  04/20/2026 01 PM PDT            1.83              5         0      Not Applicable
  04/20/2026 02 PM PDT            1.83              5         0      Not Applicable
  04/20/2026 03 PM PDT            1.83              5         0      Not Applicable
  04/20/2026 04 PM PDT            1.84              5         +      Not Applicable
  04/20/2026 05 PM PDT            1.84              5         0      Not Applicable
  04/20/2026 06 PM PDT            1.85              5         +      Not Applicable
  04/20/2026 07 PM PDT            1.89              6         +      Not Applicable
  04/20/2026 08 PM PDT            2.00              9         +      Not Applicable
  04/20/2026 09 PM PDT            2.04             10         +      Not Applicable
  04/20/2026 10 PM PDT            2.61             36         +      Not Applicable
  04/20/2026 11 PM PDT            2.77             49         +      Not Applicable
  04/21/2026 12 AM PDT            2.79             50         +      Not Applicable
  04/21/2026 01 AM PDT            3.14             80         +      Not Applicable
  04/21/2026 02 AM PDT            3.54            115         +      Not Applicable
  04/21/2026 03 AM PDT            3.82            141         +      Not Applicable
  04/21/2026 04 AM PDT            3.99            156         +      Not Applicable
  04/21/2026 05 AM PDT            4.43            200         +      Not Applicable
  04/21/2026 06 AM PDT            4.22            178         -      Not Applicable
  04/21/2026 07 AM PDT            3.99            156         -      Not Applicable
  04/21/2026 08 AM PDT            3.79            138         -      Not Applicable
  04/21/2026 09 AM PDT            3.71            131         -      Not Applicable
  04/21/2026 10 AM PDT            3.58            119         -      Not Applicable
  04/21/2026 11 AM PDT            3.26             91         -      Not Applicable
  04/21/2026 12 PM PDT            3.19             84         -      Not Applicable
  04/21/2026 01 PM PDT            3.14             80         -      Not Applicable
  04/21/2026 02 PM PDT            3.38            101         +      Not Applicable
  04/21/2026 03 PM PDT            3.32             96         -      Not Applicable
  04/21/2026 04 PM PDT            3.42            105         +      Not Applicable
  04/21/2026 05 PM PDT            3.19             84         -      Not Applicable
  04/21/2026 06 PM PDT            5.97            429         +      Not Applicable
  04/21/2026 07 PM PDT            5.86            409         -      Not Applicable
  04/21/2026 08 PM PDT            5.05            279         -      Not Applicable
  04/21/2026 09 PM PDT            4.85            251         -      Not Applicable
  04/21/2026 10 PM PDT            4.37            193         -      Not Applicable
  04/21/2026 11 PM PDT            4.17            173         -      Not Applicable
  04/22/2026 12 AM PDT            3.82            141         -      Not Applicable
  04/22/2026 01 AM PDT            3.58            119         -      Not Applicable
  04/22/2026 02 AM PDT            3.36             99         -      Not Applicable
  04/22/2026 03 AM PDT            3.20             85         -      Not Applicable
  04/22/2026 04 AM PDT            3.07             74         -      Not Applicable
  04/22/2026 05 AM PDT            2.94             63         -      Not Applicable
  04/22/2026 06 AM PDT            2.85             55         -      Not Applicable
  04/22/2026 07 AM PDT            2.77             49         -      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  04/22/2026 08 AM PDT            2.72             45                Not Applicable
  04/22/2026 09 AM PDT            2.67             40         -      Not Applicable
  04/22/2026 10 AM PDT            2.64             38         -      Not Applicable
  04/22/2026 11 AM PDT            2.61             36         -      Not Applicable
  04/22/2026 12 PM PDT            2.65             39         +      Not Applicable
  04/22/2026 01 PM PDT            2.95             64         +      Not Applicable
  04/22/2026 02 PM PDT            3.34             98         +      Not Applicable
  04/22/2026 03 PM PDT            3.52            114         +      Not Applicable
  04/22/2026 04 PM PDT            3.58            119         +      Not Applicable
  04/22/2026 05 PM PDT            3.54            115         -      Not Applicable
  04/22/2026 06 PM PDT            3.52            114         -      Not Applicable
  04/22/2026 07 PM PDT            3.52            114         0      Not Applicable
  04/22/2026 08 PM PDT            3.46            108         -      Not Applicable
  04/22/2026 09 PM PDT            3.35             99         -      Not Applicable
  04/22/2026 10 PM PDT            3.20             85         -      Not Applicable
  04/22/2026 11 PM PDT            3.05             72         -      Not Applicable
  04/23/2026 12 AM PDT            2.93             62         -      Not Applicable
  04/23/2026 01 AM PDT            2.83             54         -      Not Applicable
  04/23/2026 02 AM PDT            2.75             47         -      Not Applicable
  04/23/2026 03 AM PDT            2.69             42         -      Not Applicable
  04/23/2026 04 AM PDT            2.64             38         -      Not Applicable
  04/23/2026 05 AM PDT            2.60             36         -      Not Applicable
  04/23/2026 06 AM PDT            2.56             33         -      Not Applicable
  04/23/2026 07 AM PDT            2.53             32         -      Not Applicable
  04/23/2026 08 AM PDT            2.51             31         -      Not Applicable
  04/23/2026 09 AM PDT            2.49             30         -      Not Applicable
  04/23/2026 10 AM PDT            2.48             29         -      Not Applicable
  04/23/2026 11 AM PDT            2.47             29         -      Not Applicable
  04/23/2026 12 PM PDT            2.46             28         -      Not Applicable
  04/23/2026 01 PM PDT            2.46             28         0      Not Applicable
  04/23/2026 02 PM PDT            2.46             28         0      Not Applicable
  04/23/2026 03 PM PDT            2.45             28         -      Not Applicable
  04/23/2026 04 PM PDT            2.45             28         0      Not Applicable
  04/23/2026 05 PM PDT            2.45             28         0      Not Applicable
  04/23/2026 06 PM PDT            2.44             27         -      Not Applicable
  04/23/2026 07 PM PDT            2.44             27         0      Not Applicable
  04/23/2026 08 PM PDT            2.44             27         0      Not Applicable
  04/23/2026 09 PM PDT            2.44             27         0      Not Applicable
  04/23/2026 10 PM PDT            2.43             27         -      Not Applicable
  04/23/2026 11 PM PDT            2.43             27         0      Not Applicable
  04/24/2026 12 AM PDT            2.43             27         0      Not Applicable
  04/24/2026 01 AM PDT            2.43             27         0      Not Applicable
  04/24/2026 02 AM PDT            2.42             26         -      Not Applicable
  04/24/2026 03 AM PDT            2.42             26         0      Not Applicable
  04/24/2026 04 AM PDT            2.42             26         0      Not Applicable
  04/24/2026 05 AM PDT            2.42             26         0      Not Applicable
  04/24/2026 06 AM PDT            2.42             26         0      Not Applicable
  04/24/2026 07 AM PDT            2.41             25         -      Not Applicable
  04/24/2026 08 AM PDT            2.41             25         0      Not Applicable
  04/24/2026 09 AM PDT            2.41             25         0      Not Applicable
  04/24/2026 10 AM PDT            2.41             25         0      Not Applicable
  04/24/2026 11 AM PDT            2.40             25         -      Not Applicable
  04/24/2026 12 PM PDT            2.40             25         0      Not Applicable
  04/24/2026 01 PM PDT            2.40             25         0      Not Applicable
  04/24/2026 02 PM PDT            2.40             25         0      Not Applicable
  04/24/2026 03 PM PDT            2.40             25         0      Not Applicable
  04/24/2026 04 PM PDT            2.39             24         -      Not Applicable
  04/24/2026 05 PM PDT            2.39             24         0      Not Applicable
  04/24/2026 06 PM PDT            2.39             24         0      Not Applicable
  04/24/2026 07 PM PDT            2.39             24         0      Not Applicable
  04/24/2026 08 PM PDT            2.38             24         -      Not Applicable
  04/24/2026 09 PM PDT            2.38             24         0      Not Applicable
  04/24/2026 10 PM PDT            2.38             24         0      Not Applicable
  04/24/2026 11 PM PDT            2.38             24         0      Not Applicable
  04/25/2026 12 AM PDT            2.37             23         -      Not Applicable
  04/25/2026 01 AM PDT            2.37             23         0      Not Applicable
  04/25/2026 02 AM PDT            2.37             23         0      Not Applicable
  04/25/2026 03 AM PDT            2.37             23         0      Not Applicable
  04/25/2026 04 AM PDT            2.36             23         -      Not Applicable
  04/25/2026 05 AM PDT            2.36             23         0      Not Applicable
  04/25/2026 06 AM PDT            2.36             23         0      Not Applicable
  04/25/2026 07 AM PDT            2.36             23         0      Not Applicable
  04/25/2026 08 AM PDT            2.35             22         -      Not Applicable
  04/25/2026 09 AM PDT            2.35             22         0      Not Applicable
  04/25/2026 10 AM PDT            2.35             22         0      Not Applicable
  04/25/2026 11 AM PDT            2.35             22         0      Not Applicable
  04/25/2026 12 PM PDT            2.34             22         -      Not Applicable
  04/25/2026 01 PM PDT            2.34             22         0      Not Applicable
  04/25/2026 02 PM PDT            2.34             22         0      Not Applicable
  04/25/2026 03 PM PDT            2.34             22         0      Not Applicable
  04/25/2026 04 PM PDT            2.33             21         -      Not Applicable
  04/25/2026 05 PM PDT            2.33             21         0      Not Applicable
  04/25/2026 06 PM PDT            2.33             21         0      Not Applicable
  04/25/2026 07 PM PDT            2.33             21         0      Not Applicable
  04/25/2026 08 PM PDT            2.32             21         -      Not Applicable
  04/25/2026 09 PM PDT            2.32             21         0      Not Applicable
  04/25/2026 10 PM PDT            2.32             21         0      Not Applicable
  04/25/2026 11 PM PDT            2.31             20         -      Not Applicable
  04/26/2026 12 AM PDT            2.31             20         0      Not Applicable
  04/26/2026 01 AM PDT            2.31             20         0      Not Applicable
  04/26/2026 02 AM PDT            2.31             20         0      Not Applicable
  04/26/2026 03 AM PDT            2.30             20         -      Not Applicable
  04/26/2026 04 AM PDT            2.30             20         0      Not Applicable
  04/26/2026 05 AM PDT            2.30             20         0      Not Applicable
  04/26/2026 06 AM PDT            2.29             20         -      Not Applicable
  04/26/2026 07 AM PDT            2.29             20         0      Not Applicable
  04/26/2026 08 AM PDT            2.29             20         0      Not Applicable
  04/26/2026 09 AM PDT            2.29             20         0      Not Applicable
  04/26/2026 10 AM PDT            2.29             20         0      Not Applicable
  04/26/2026 11 AM PDT            2.28             19         -      Not Applicable
  04/26/2026 12 PM PDT            2.28             19         0      Not Applicable
  04/26/2026 01 PM PDT            2.28             19         0      Not Applicable
  04/26/2026 02 PM PDT            2.27             19         -      Not Applicable
  04/26/2026 03 PM PDT            2.27             19         0      Not Applicable
  04/26/2026 04 PM PDT            2.27             19         0      Not Applicable
  04/26/2026 05 PM PDT            2.27             19         0      Not Applicable
  04/26/2026 06 PM PDT            2.26             18         -      Not Applicable
  04/26/2026 07 PM PDT            2.26             18         0      Not Applicable
  04/26/2026 08 PM PDT            2.26             18         0      Not Applicable
  04/26/2026 09 PM PDT            2.25             18         -      Not Applicable
  04/26/2026 10 PM PDT            2.25             18         0      Not Applicable
  04/26/2026 11 PM PDT            2.25             18         0      Not Applicable
  04/27/2026 12 AM PDT            2.25             18         0      Not Applicable
  04/27/2026 01 AM PDT            2.24             17         -      Not Applicable
  04/27/2026 02 AM PDT            2.24             17         0      Not Applicable
  04/27/2026 03 AM PDT            2.24             17         0      Not Applicable
  04/27/2026 04 AM PDT            2.23             17         -      Not Applicable
  04/27/2026 05 AM PDT            2.23             17         0      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.