ARROYO VALLE - LANG CANYON (YLEC1)
Latitude: 37.56º NLongitude: 121.68º WElevation: 750 Feet
Location: Alameda County in CaliforniaBulletin Group: Central CoastRiver Group: South Bay
Issuance Time: Feb 13 2026 at 7:21 AM PSTNext Issuance: Feb 13 2026 at 3:00 PM PST
Action/Monitor: N/A Minor Flood: N/A Moderate Flood: N/A Major Flood: N/A

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Arroyo Valle - Lang Canyon (YLEC1)
#
# File Generation Time:  02/13/2026 at 07:23 AM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  02/12/2026 at 06:00 AM PST
# Maximum Observed Stage:                       1.04 Feet
# Maximum Observed Flow:                        13 cfs
#
# Earliest Date & Time of Maximum Forecast:     02/17/2026 at 05:00 PM PST
# Maximum Forecast Stage:                       2.27 Feet
# Maximum Forecast Flow:                        507 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  02/08/2026 07 AM PST            0.96              5                Not Applicable
  02/08/2026 08 AM PST            0.96              5         0      Not Applicable
  02/08/2026 09 AM PST            0.96              5         0      Not Applicable
  02/08/2026 10 AM PST            0.96              5         0      Not Applicable
  02/08/2026 11 AM PST            0.96              5         0      Not Applicable
  02/08/2026 12 PM PST            0.96              5         0      Not Applicable
  02/08/2026 01 PM PST            0.96              5         0      Not Applicable
  02/08/2026 02 PM PST            0.96              5         0      Not Applicable
  02/08/2026 03 PM PST            0.96              5         0      Not Applicable
  02/08/2026 04 PM PST            0.96              5         0      Not Applicable
  02/08/2026 05 PM PST            0.96              5         0      Not Applicable
  02/08/2026 06 PM PST            0.96              5         0      Not Applicable
  02/08/2026 07 PM PST            0.96              5         0      Not Applicable
  02/08/2026 08 PM PST            0.96              5         0      Not Applicable
  02/08/2026 09 PM PST            0.96              5         0      Not Applicable
  02/08/2026 10 PM PST            0.96              5         0      Not Applicable
  02/08/2026 11 PM PST            0.96              5         0      Not Applicable
  02/09/2026 12 AM PST            0.96              5         0      Not Applicable
  02/09/2026 01 AM PST            0.96              5         0      Not Applicable
  02/09/2026 02 AM PST            0.96              5         0      Not Applicable
  02/09/2026 03 AM PST            0.96              5         0      Not Applicable
  02/09/2026 04 AM PST            0.96              5         0      Not Applicable
  02/09/2026 05 AM PST            0.96              5         0      Not Applicable
  02/09/2026 06 AM PST            0.96              5         0      Not Applicable
  02/09/2026 07 AM PST            0.96              5         0      Not Applicable
  02/09/2026 08 AM PST            0.96              5         0      Not Applicable
  02/09/2026 09 AM PST            0.96              5         0      Not Applicable
  02/09/2026 10 AM PST            0.96              5         0      Not Applicable
  02/09/2026 11 AM PST            0.96              5         0      Not Applicable
  02/09/2026 12 PM PST            0.96              5         0      Not Applicable
  02/09/2026 01 PM PST            0.96              5         0      Not Applicable
  02/09/2026 02 PM PST            0.96              5         0      Not Applicable
  02/09/2026 03 PM PST            0.97              6         +      Not Applicable
  02/09/2026 04 PM PST            0.96              5         -      Not Applicable
  02/09/2026 05 PM PST            0.96              5         0      Not Applicable
  02/09/2026 06 PM PST            0.96              5         0      Not Applicable
  02/09/2026 07 PM PST            0.96              5         0      Not Applicable
  02/09/2026 08 PM PST            0.96              5         0      Not Applicable
  02/09/2026 09 PM PST            0.96              5         0      Not Applicable
  02/09/2026 10 PM PST            0.96              5         0      Not Applicable
  02/09/2026 11 PM PST            0.96              5         0      Not Applicable
  02/10/2026 12 AM PST            0.96              5         0      Not Applicable
  02/10/2026 01 AM PST            0.96              5         0      Not Applicable
  02/10/2026 02 AM PST            0.96              5         0      Not Applicable
  02/10/2026 03 AM PST            0.96              5         0      Not Applicable
  02/10/2026 04 AM PST            0.96              5         0      Not Applicable
  02/10/2026 05 AM PST            0.96              5         0      Not Applicable
  02/10/2026 06 AM PST            0.96              5         0      Not Applicable
  02/10/2026 07 AM PST            0.96              5         0      Not Applicable
  02/10/2026 08 AM PST            0.96              5         0      Not Applicable
  02/10/2026 09 AM PST            0.96              5         0      Not Applicable
  02/10/2026 10 AM PST            0.96              5         0      Not Applicable
  02/10/2026 11 AM PST            0.96              5         0      Not Applicable
  02/10/2026 12 PM PST            0.97              6         +      Not Applicable
  02/10/2026 01 PM PST            0.96              5         -      Not Applicable
  02/10/2026 02 PM PST            0.96              5         0      Not Applicable
  02/10/2026 03 PM PST            0.97              6         +      Not Applicable
  02/10/2026 04 PM PST            0.97              6         0      Not Applicable
  02/10/2026 05 PM PST            0.97              6         0      Not Applicable
  02/10/2026 06 PM PST            0.97              6         0      Not Applicable
  02/10/2026 07 PM PST            0.97              6         0      Not Applicable
  02/10/2026 08 PM PST            0.97              6         0      Not Applicable
  02/10/2026 09 PM PST            0.97              6         0      Not Applicable
  02/10/2026 10 PM PST            0.97              6         0      Not Applicable
  02/10/2026 11 PM PST            0.97              6         0      Not Applicable
  02/11/2026 12 AM PST            0.98              7         +      Not Applicable
  02/11/2026 01 AM PST            0.98              7         0      Not Applicable
  02/11/2026 02 AM PST            0.98              7         0      Not Applicable
  02/11/2026 03 AM PST            0.98              7         0      Not Applicable
  02/11/2026 04 AM PST            0.98              7         0      Not Applicable
  02/11/2026 05 AM PST            0.98              7         0      Not Applicable
  02/11/2026 06 AM PST            0.99              8         +      Not Applicable
  02/11/2026 07 AM PST            0.99              8         0      Not Applicable
  02/11/2026 08 AM PST            1.00              9         +      Not Applicable
  02/11/2026 09 AM PST            1.00              9         0      Not Applicable
  02/11/2026 10 AM PST            1.00              9         0      Not Applicable
  02/11/2026 11 AM PST            1.01             10         +      Not Applicable
  02/11/2026 12 PM PST            1.02             11         +      Not Applicable
  02/11/2026 01 PM PST            1.02             11         0      Not Applicable
  02/11/2026 02 PM PST            1.03             12         +      Not Applicable
  02/11/2026 03 PM PST            1.03             12         0      Not Applicable
  02/11/2026 04 PM PST            1.03             12         0      Not Applicable
  02/11/2026 05 PM PST            1.03             12         0      Not Applicable
  02/11/2026 06 PM PST            1.03             12         0      Not Applicable
  02/11/2026 07 PM PST            1.04             13         +      Not Applicable
  02/11/2026 08 PM PST            1.04             13         0      Not Applicable
  02/11/2026 09 PM PST            1.04             13         0      Not Applicable
  02/11/2026 10 PM PST            1.04             13         0      Not Applicable
  02/11/2026 11 PM PST            1.04             13         0      Not Applicable
  02/12/2026 12 AM PST            1.04             13         0      Not Applicable
  02/12/2026 01 AM PST            1.04             13         0      Not Applicable
  02/12/2026 02 AM PST            1.04             13         0      Not Applicable
  02/12/2026 03 AM PST            1.04             13         0      Not Applicable
  02/12/2026 04 AM PST            1.04             13         0      Not Applicable
  02/12/2026 05 AM PST            1.04             13         0      Not Applicable
  02/12/2026 06 AM PST            1.04             13         0      Not Applicable
  02/12/2026 07 AM PST            1.03             12         -      Not Applicable
  02/12/2026 08 AM PST            1.03             12         0      Not Applicable
  02/12/2026 09 AM PST            1.03             12         0      Not Applicable
  02/12/2026 10 AM PST            1.03             12         0      Not Applicable
  02/12/2026 11 AM PST            1.03             12         0      Not Applicable
  02/12/2026 12 PM PST            1.02             11         -      Not Applicable
  02/12/2026 01 PM PST            1.02             11         0      Not Applicable
  02/12/2026 02 PM PST            1.02             11         0      Not Applicable
  02/12/2026 03 PM PST            1.02             11         0      Not Applicable
  02/12/2026 04 PM PST            1.02             11         0      Not Applicable
  02/12/2026 05 PM PST            1.02             11         0      Not Applicable
  02/12/2026 06 PM PST            1.02             11         0      Not Applicable
  02/12/2026 07 PM PST            1.01             10         -      Not Applicable
  02/12/2026 08 PM PST            1.01             10         0      Not Applicable
  02/12/2026 09 PM PST            1.01             10         0      Not Applicable
  02/12/2026 10 PM PST            1.01             10         0      Not Applicable
  02/12/2026 11 PM PST            1.01             10         0      Not Applicable
  02/13/2026 12 AM PST            1.01             10         0      Not Applicable
  02/13/2026 01 AM PST            1.01             10         0      Not Applicable
  02/13/2026 02 AM PST            1.01             10         0      Not Applicable
  02/13/2026 03 AM PST            1.01             10         0      Not Applicable
  02/13/2026 04 AM PST            1.01             10         0      Not Applicable
  02/13/2026 05 AM PST            1.00              9         -      Not Applicable
  02/13/2026 06 AM PST            1.00              9         0      Not Applicable
  02/13/2026 07 AM PST            1.00              9         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  02/13/2026 08 AM PST            1.00              9                Not Applicable
  02/13/2026 09 AM PST            1.00              9         0      Not Applicable
  02/13/2026 10 AM PST            1.00              9         0      Not Applicable
  02/13/2026 11 AM PST            1.00              9         0      Not Applicable
  02/13/2026 12 PM PST            1.00              9         0      Not Applicable
  02/13/2026 01 PM PST            1.00              9         0      Not Applicable
  02/13/2026 02 PM PST            1.00              9         0      Not Applicable
  02/13/2026 03 PM PST            1.00              9         0      Not Applicable
  02/13/2026 04 PM PST            1.00              9         0      Not Applicable
  02/13/2026 05 PM PST            1.00              9         0      Not Applicable
  02/13/2026 06 PM PST            1.00              9         0      Not Applicable
  02/13/2026 07 PM PST            1.00              9         0      Not Applicable
  02/13/2026 08 PM PST            1.00              9         0      Not Applicable
  02/13/2026 09 PM PST            1.00              9         0      Not Applicable
  02/13/2026 10 PM PST            1.00              9         0      Not Applicable
  02/13/2026 11 PM PST            1.00              9         0      Not Applicable
  02/14/2026 12 AM PST            1.00              9         0      Not Applicable
  02/14/2026 01 AM PST            1.00              9         0      Not Applicable
  02/14/2026 02 AM PST            1.00              9         0      Not Applicable
  02/14/2026 03 AM PST            1.00              9         0      Not Applicable
  02/14/2026 04 AM PST            1.00              9         0      Not Applicable
  02/14/2026 05 AM PST            1.00              9         0      Not Applicable
  02/14/2026 06 AM PST            1.00              9         0      Not Applicable
  02/14/2026 07 AM PST            1.00              9         0      Not Applicable
  02/14/2026 08 AM PST            1.00              9         0      Not Applicable
  02/14/2026 09 AM PST            1.00              9         0      Not Applicable
  02/14/2026 10 AM PST            1.00              9         0      Not Applicable
  02/14/2026 11 AM PST            1.00              9         0      Not Applicable
  02/14/2026 12 PM PST            1.00              9         0      Not Applicable
  02/14/2026 01 PM PST            1.00              9         0      Not Applicable
  02/14/2026 02 PM PST            1.00              9         0      Not Applicable
  02/14/2026 03 PM PST            1.00              9         0      Not Applicable
  02/14/2026 04 PM PST            1.00              9         0      Not Applicable
  02/14/2026 05 PM PST            1.00              9         0      Not Applicable
  02/14/2026 06 PM PST            1.00              9         0      Not Applicable
  02/14/2026 07 PM PST            1.00              9         0      Not Applicable
  02/14/2026 08 PM PST            1.00              9         0      Not Applicable
  02/14/2026 09 PM PST            1.00              9         0      Not Applicable
  02/14/2026 10 PM PST            1.00              9         0      Not Applicable
  02/14/2026 11 PM PST            1.00              9         0      Not Applicable
  02/15/2026 12 AM PST            1.00              9         0      Not Applicable
  02/15/2026 01 AM PST            1.00              9         0      Not Applicable
  02/15/2026 02 AM PST            1.00              9         0      Not Applicable
  02/15/2026 03 AM PST            1.00              9         0      Not Applicable
  02/15/2026 04 AM PST            1.00              9         0      Not Applicable
  02/15/2026 05 AM PST            1.00              9         0      Not Applicable
  02/15/2026 06 AM PST            1.00              9         0      Not Applicable
  02/15/2026 07 AM PST            1.00              9         0      Not Applicable
  02/15/2026 08 AM PST            1.00              9         0      Not Applicable
  02/15/2026 09 AM PST            1.00              9         0      Not Applicable
  02/15/2026 10 AM PST            1.00              9         0      Not Applicable
  02/15/2026 11 AM PST            1.00              9         0      Not Applicable
  02/15/2026 12 PM PST            1.00              9         0      Not Applicable
  02/15/2026 01 PM PST            1.00              9         0      Not Applicable
  02/15/2026 02 PM PST            1.00              9         0      Not Applicable
  02/15/2026 03 PM PST            1.00              9         0      Not Applicable
  02/15/2026 04 PM PST            1.01             10         +      Not Applicable
  02/15/2026 05 PM PST            1.01             10         0      Not Applicable
  02/15/2026 06 PM PST            1.01             10         0      Not Applicable
  02/15/2026 07 PM PST            1.01             10         0      Not Applicable
  02/15/2026 08 PM PST            1.01             10         0      Not Applicable
  02/15/2026 09 PM PST            1.02             11         +      Not Applicable
  02/15/2026 10 PM PST            1.02             11         0      Not Applicable
  02/15/2026 11 PM PST            1.03             12         +      Not Applicable
  02/16/2026 12 AM PST            1.03             12         0      Not Applicable
  02/16/2026 01 AM PST            1.03             12         0      Not Applicable
  02/16/2026 02 AM PST            1.03             12         0      Not Applicable
  02/16/2026 03 AM PST            1.03             12         0      Not Applicable
  02/16/2026 04 AM PST            1.03             12         0      Not Applicable
  02/16/2026 05 AM PST            1.04             13         +      Not Applicable
  02/16/2026 06 AM PST            1.04             13         0      Not Applicable
  02/16/2026 07 AM PST            1.04             13         0      Not Applicable
  02/16/2026 08 AM PST            1.04             13         0      Not Applicable
  02/16/2026 09 AM PST            1.04             13         0      Not Applicable
  02/16/2026 10 AM PST            1.04             13         0      Not Applicable
  02/16/2026 11 AM PST            1.05             14         +      Not Applicable
  02/16/2026 12 PM PST            1.05             14         0      Not Applicable
  02/16/2026 01 PM PST            1.05             14         0      Not Applicable
  02/16/2026 02 PM PST            1.05             14         0      Not Applicable
  02/16/2026 03 PM PST            1.05             14         0      Not Applicable
  02/16/2026 04 PM PST            1.05             14         0      Not Applicable
  02/16/2026 05 PM PST            1.04             13         -      Not Applicable
  02/16/2026 06 PM PST            1.04             13         0      Not Applicable
  02/16/2026 07 PM PST            1.04             13         0      Not Applicable
  02/16/2026 08 PM PST            1.04             13         0      Not Applicable
  02/16/2026 09 PM PST            1.04             13         0      Not Applicable
  02/16/2026 10 PM PST            1.04             13         0      Not Applicable
  02/16/2026 11 PM PST            1.07             17         +      Not Applicable
  02/17/2026 12 AM PST            1.12             24         +      Not Applicable
  02/17/2026 01 AM PST            1.20             39         +      Not Applicable
  02/17/2026 02 AM PST            1.30             62         +      Not Applicable
  02/17/2026 03 AM PST            1.41             92         +      Not Applicable
  02/17/2026 04 AM PST            1.52            126         +      Not Applicable
  02/17/2026 05 AM PST            1.61            158         +      Not Applicable
  02/17/2026 06 AM PST            1.71            196         +      Not Applicable
  02/17/2026 07 AM PST            1.79            228         +      Not Applicable
  02/17/2026 08 AM PST            1.87            262         +      Not Applicable
  02/17/2026 09 AM PST            1.95            298         +      Not Applicable
  02/17/2026 10 AM PST            2.02            335         +      Not Applicable
  02/17/2026 11 AM PST            2.09            376         +      Not Applicable
  02/17/2026 12 PM PST            2.14            409         +      Not Applicable
  02/17/2026 01 PM PST            2.19            446         +      Not Applicable
  02/17/2026 02 PM PST            2.22            468         +      Not Applicable
  02/17/2026 03 PM PST            2.25            491         +      Not Applicable
  02/17/2026 04 PM PST            2.26            499         +      Not Applicable
  02/17/2026 05 PM PST            2.27            507         +      Not Applicable
  02/17/2026 06 PM PST            2.27            507         0      Not Applicable
  02/17/2026 07 PM PST            2.26            499         -      Not Applicable
  02/17/2026 08 PM PST            2.26            499         0      Not Applicable
  02/17/2026 09 PM PST            2.25            491         -      Not Applicable
  02/17/2026 10 PM PST            2.24            484         -      Not Applicable
  02/17/2026 11 PM PST            2.23            476         -      Not Applicable
  02/18/2026 12 AM PST            2.21            461         -      Not Applicable
  02/18/2026 01 AM PST            2.20            453         -      Not Applicable
  02/18/2026 02 AM PST            2.19            446         -      Not Applicable
  02/18/2026 03 AM PST            2.17            431         -      Not Applicable
  02/18/2026 04 AM PST            2.16            423         -      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.