EAST FORK CARSON RIVER - MARKLEEVILLE (CEMC1)
Latitude: 38.71º NLongitude: 119.76º WElevation: 5400 FeetForecast Type: Official Location
Location: Alpine County in CaliforniaBulletin Group: Eastern SierraRiver Group: Eastern Sierra
Issuance Time: May 12 2026 at 7:42 AM PDTNext Issuance: May 13 2026 at 9:00 AM PDT
Action/Monitor: 8.0 FeetMinor Flood: 9.0 FeetModerate Flood: 10.0 FeetMajor Flood: 11.0 Feet

# Tabular Observed and Forecast Hydrograph Information
#
# Location: East Fork Carson River - Markleeville (CEMC1)
#
# File Generation Time:  05/12/2026 at 07:42 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  05/12/2026 at 03:00 AM PDT
# Maximum Observed Stage:                       4.33 Feet
# Maximum Observed Flow:                        1064 cfs
#
# Earliest Date & Time of Maximum Forecast:     05/12/2026 at 08:00 AM PDT
# Maximum Forecast Stage:                       4.23 Feet
# Maximum Forecast Flow:                        973 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  05/07/2026 07 AM PDT            3.92            726                        Normal
  05/07/2026 08 AM PDT            3.91            719         -              Normal
  05/07/2026 09 AM PDT            3.90            712         -              Normal
  05/07/2026 10 AM PDT            3.90            712         0              Normal
  05/07/2026 11 AM PDT            3.88            698         -              Normal
  05/07/2026 12 PM PDT            3.87            691         -              Normal
  05/07/2026 01 PM PDT            3.85            677         -              Normal
  05/07/2026 02 PM PDT            3.85            677         0              Normal
  05/07/2026 03 PM PDT            3.82            657         -              Normal
  05/07/2026 04 PM PDT            3.82            657         0              Normal
  05/07/2026 05 PM PDT            3.84            670         +              Normal
  05/07/2026 06 PM PDT            3.87            691         +              Normal
  05/07/2026 07 PM PDT            3.92            726         +              Normal
  05/07/2026 08 PM PDT            3.97            763         +              Normal
  05/07/2026 09 PM PDT            4.01            793         +              Normal
  05/07/2026 10 PM PDT            4.04            816         +              Normal
  05/07/2026 11 PM PDT            4.09            856         +              Normal
  05/08/2026 12 AM PDT            4.09            856         0              Normal
  05/08/2026 01 AM PDT            4.10            864         +              Normal
  05/08/2026 02 AM PDT            4.11            872         +              Normal
  05/08/2026 03 AM PDT            4.10            864         -              Normal
  05/08/2026 04 AM PDT            4.10            864         0              Normal
  05/08/2026 05 AM PDT            4.09            856         -              Normal
  05/08/2026 06 AM PDT            4.08            848         -              Normal
  05/08/2026 07 AM PDT            4.04            816         -              Normal
  05/08/2026 08 AM PDT            4.04            816         0              Normal
  05/08/2026 09 AM PDT            4.02            801         -              Normal
  05/08/2026 10 AM PDT            4.01            793         -              Normal
  05/08/2026 11 AM PDT            3.98            770         -              Normal
  05/08/2026 12 PM PDT            3.97            763         -              Normal
  05/08/2026 01 PM PDT            3.96            755         -              Normal
  05/08/2026 02 PM PDT            3.93            733         -              Normal
  05/08/2026 03 PM PDT            3.92            726         -              Normal
  05/08/2026 04 PM PDT            3.91            719         -              Normal
  05/08/2026 05 PM PDT            3.90            712         -              Normal
  05/08/2026 06 PM PDT            3.92            726         +              Normal
  05/08/2026 07 PM PDT            3.94            741         +              Normal
  05/08/2026 08 PM PDT            3.98            770         +              Normal
  05/08/2026 09 PM PDT            4.00            785         +              Normal
  05/08/2026 10 PM PDT            4.04            816         +              Normal
  05/08/2026 11 PM PDT            4.06            832         +              Normal
  05/09/2026 12 AM PDT            4.09            856         +              Normal
  05/09/2026 01 AM PDT            4.09            856         0              Normal
  05/09/2026 02 AM PDT            4.09            856         0              Normal
  05/09/2026 03 AM PDT            4.08            848         -              Normal
  05/09/2026 04 AM PDT            4.09            856         +              Normal
  05/09/2026 05 AM PDT            4.08            848         -              Normal
  05/09/2026 06 AM PDT            4.06            832         -              Normal
  05/09/2026 07 AM PDT            4.04            816         -              Normal
  05/09/2026 08 AM PDT            4.04            816         0              Normal
  05/09/2026 09 AM PDT            4.02            801         -              Normal
  05/09/2026 10 AM PDT            4.00            785         -              Normal
  05/09/2026 11 AM PDT            3.98            770         -              Normal
  05/09/2026 12 PM PDT            3.97            763         -              Normal
  05/09/2026 01 PM PDT            3.94            741         -              Normal
  05/09/2026 02 PM PDT            3.94            741         0              Normal
  05/09/2026 03 PM PDT            3.93            733         -              Normal
  05/09/2026 04 PM PDT            3.93            733         0              Normal
  05/09/2026 05 PM PDT            3.93            733         0              Normal
  05/09/2026 06 PM PDT            3.97            763         +              Normal
  05/09/2026 07 PM PDT            4.01            793         +              Normal
  05/09/2026 08 PM PDT            4.04            816         +              Normal
  05/09/2026 09 PM PDT            4.10            864         +              Normal
  05/09/2026 10 PM PDT            4.12            880         +              Normal
  05/09/2026 11 PM PDT            4.14            896         +              Normal
  05/10/2026 12 AM PDT            4.16            913         +              Normal
  05/10/2026 01 AM PDT            4.16            913         0              Normal
  05/10/2026 02 AM PDT            4.16            913         0              Normal
  05/10/2026 03 AM PDT            4.16            913         0              Normal
  05/10/2026 04 AM PDT            4.16            913         0              Normal
  05/10/2026 05 AM PDT            4.15            905         -              Normal
  05/10/2026 06 AM PDT            4.13            888         -              Normal
  05/10/2026 07 AM PDT            4.12            880         -              Normal
  05/10/2026 08 AM PDT            4.09            856         -              Normal
  05/10/2026 09 AM PDT            4.08            848         -              Normal
  05/10/2026 10 AM PDT            4.06            832         -              Normal
  05/10/2026 11 AM PDT            4.03            808         -              Normal
  05/10/2026 12 PM PDT            4.02            801         -              Normal
  05/10/2026 01 PM PDT            4.00            785         -              Normal
  05/10/2026 02 PM PDT            3.97            763         -              Normal
  05/10/2026 03 PM PDT            3.96            755         -              Normal
  05/10/2026 04 PM PDT            3.97            763         +              Normal
  05/10/2026 05 PM PDT            3.99            778         +              Normal
  05/10/2026 06 PM PDT            4.03            808         +              Normal
  05/10/2026 07 PM PDT            4.09            856         +              Normal
  05/10/2026 08 PM PDT            4.15            905         +              Normal
  05/10/2026 09 PM PDT            4.18            930         +              Normal
  05/10/2026 10 PM PDT            4.24            982         +              Normal
  05/10/2026 11 PM PDT            4.25            991         +              Normal
  05/11/2026 12 AM PDT            4.28           1018         +              Normal
  05/11/2026 01 AM PDT            4.30           1036         +              Normal
  05/11/2026 02 AM PDT            4.30           1036         0              Normal
  05/11/2026 03 AM PDT            4.29           1027         -              Normal
  05/11/2026 04 AM PDT            4.28           1018         -              Normal
  05/11/2026 05 AM PDT            4.25            991         -              Normal
  05/11/2026 06 AM PDT            4.25            991         0              Normal
  05/11/2026 07 AM PDT            4.21            956         -              Normal
  05/11/2026 08 AM PDT            4.18            930         -              Normal
  05/11/2026 09 AM PDT            4.15            905         -              Normal
  05/11/2026 10 AM PDT            4.14            896         -              Normal
  05/11/2026 11 AM PDT            4.12            880         -              Normal
  05/11/2026 12 PM PDT            4.10            864         -              Normal
  05/11/2026 01 PM PDT            4.07            840         -              Normal
  05/11/2026 02 PM PDT            4.06            832         -              Normal
  05/11/2026 03 PM PDT            4.02            801         -              Normal
  05/11/2026 04 PM PDT            4.02            801         0              Normal
  05/11/2026 05 PM PDT            4.04            816         +              Normal
  05/11/2026 06 PM PDT            4.08            848         +              Normal
  05/11/2026 07 PM PDT            4.13            888         +              Normal
  05/11/2026 08 PM PDT            4.17            922         +              Normal
  05/11/2026 09 PM PDT            4.21            956         +              Normal
  05/11/2026 10 PM PDT            4.26           1000         +              Normal
  05/11/2026 11 PM PDT            4.28           1018         +              Normal
  05/12/2026 12 AM PDT            4.31           1045         +              Normal
  05/12/2026 01 AM PDT            4.33           1064         +              Normal
  05/12/2026 02 AM PDT            4.32           1054         -              Normal
  05/12/2026 03 AM PDT            4.33           1064         +              Normal
  05/12/2026 04 AM PDT            4.32           1054         -              Normal
  05/12/2026 05 AM PDT            4.32           1054         0              Normal
  05/12/2026 06 AM PDT            4.29           1027         -              Normal
  05/12/2026 07 AM PDT            4.26           1000         -              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  05/12/2026 08 AM PDT            4.23            973                        Normal
  05/12/2026 09 AM PDT            4.19            939         -              Normal
  05/12/2026 10 AM PDT            4.17            922         -              Normal
  05/12/2026 11 AM PDT            4.13            888         -              Normal
  05/12/2026 12 PM PDT            4.10            864         -              Normal
  05/12/2026 01 PM PDT            4.08            848         -              Normal
  05/12/2026 02 PM PDT            4.06            832         -              Normal
  05/12/2026 03 PM PDT            4.05            824         -              Normal
  05/12/2026 04 PM PDT            4.04            816         -              Normal
  05/12/2026 05 PM PDT            4.06            832         +              Normal
  05/12/2026 06 PM PDT            4.08            848         +              Normal
  05/12/2026 07 PM PDT            4.10            864         +              Normal
  05/12/2026 08 PM PDT            4.13            888         +              Normal
  05/12/2026 09 PM PDT            4.15            905         +              Normal
  05/12/2026 10 PM PDT            4.17            922         +              Normal
  05/12/2026 11 PM PDT            4.18            930         +              Normal
  05/13/2026 12 AM PDT            4.18            930         0              Normal
  05/13/2026 01 AM PDT            4.18            930         0              Normal
  05/13/2026 02 AM PDT            4.18            930         0              Normal
  05/13/2026 03 AM PDT            4.17            922         -              Normal
  05/13/2026 04 AM PDT            4.16            913         -              Normal
  05/13/2026 05 AM PDT            4.15            905         -              Normal
  05/13/2026 06 AM PDT            4.13            888         -              Normal
  05/13/2026 07 AM PDT            4.12            880         -              Normal
  05/13/2026 08 AM PDT            4.10            864         -              Normal
  05/13/2026 09 AM PDT            4.08            848         -              Normal
  05/13/2026 10 AM PDT            4.07            840         -              Normal
  05/13/2026 11 AM PDT            4.05            824         -              Normal
  05/13/2026 12 PM PDT            4.04            816         -              Normal
  05/13/2026 01 PM PDT            4.02            801         -              Normal
  05/13/2026 02 PM PDT            4.01            793         -              Normal
  05/13/2026 03 PM PDT            4.00            785         -              Normal
  05/13/2026 04 PM PDT            3.98            770         -              Normal
  05/13/2026 05 PM PDT            4.00            785         +              Normal
  05/13/2026 06 PM PDT            4.01            793         +              Normal
  05/13/2026 07 PM PDT            4.03            808         +              Normal
  05/13/2026 08 PM PDT            4.05            824         +              Normal
  05/13/2026 09 PM PDT            4.06            832         +              Normal
  05/13/2026 10 PM PDT            4.08            848         +              Normal
  05/13/2026 11 PM PDT            4.08            848         0              Normal
  05/14/2026 12 AM PDT            4.08            848         0              Normal
  05/14/2026 01 AM PDT            4.08            848         0              Normal
  05/14/2026 02 AM PDT            4.08            848         0              Normal
  05/14/2026 03 AM PDT            4.07            840         -              Normal
  05/14/2026 04 AM PDT            4.07            840         0              Normal
  05/14/2026 05 AM PDT            4.06            832         -              Normal
  05/14/2026 06 AM PDT            4.05            824         -              Normal
  05/14/2026 07 AM PDT            4.03            808         -              Normal
  05/14/2026 08 AM PDT            4.02            801         -              Normal
  05/14/2026 09 AM PDT            4.01            793         -              Normal
  05/14/2026 10 AM PDT            4.00            785         -              Normal
  05/14/2026 11 AM PDT            3.98            770         -              Normal
  05/14/2026 12 PM PDT            3.97            763         -              Normal
  05/14/2026 01 PM PDT            3.95            748         -              Normal
  05/14/2026 02 PM PDT            3.94            741         -              Normal
  05/14/2026 03 PM PDT            3.93            733         -              Normal
  05/14/2026 04 PM PDT            3.92            726         -              Normal
  05/14/2026 05 PM PDT            3.93            733         +              Normal
  05/14/2026 06 PM PDT            3.94            741         +              Normal
  05/14/2026 07 PM PDT            3.95            748         +              Normal
  05/14/2026 08 PM PDT            3.96            755         +              Normal
  05/14/2026 09 PM PDT            3.97            763         +              Normal
  05/14/2026 10 PM PDT            3.98            770         +              Normal
  05/14/2026 11 PM PDT            3.99            778         +              Normal
  05/15/2026 12 AM PDT            3.99            778         0              Normal
  05/15/2026 01 AM PDT            3.99            778         0              Normal
  05/15/2026 02 AM PDT            3.99            778         0              Normal
  05/15/2026 03 AM PDT            3.98            770         -              Normal
  05/15/2026 04 AM PDT            3.98            770         0              Normal
  05/15/2026 05 AM PDT            3.97            763         -              Normal
  05/15/2026 06 AM PDT            3.96            755         -              Normal
  05/15/2026 07 AM PDT            3.95            748         -              Normal
  05/15/2026 08 AM PDT            3.94            741         -              Normal
  05/15/2026 09 AM PDT            3.93            733         -              Normal
  05/15/2026 10 AM PDT            3.92            726         -              Normal
  05/15/2026 11 AM PDT            3.91            719         -              Normal
  05/15/2026 12 PM PDT            3.90            712         -              Normal
  05/15/2026 01 PM PDT            3.88            698         -              Normal
  05/15/2026 02 PM PDT            3.87            691         -              Normal
  05/15/2026 03 PM PDT            3.87            691         0              Normal
  05/15/2026 04 PM PDT            3.86            684         -              Normal
  05/15/2026 05 PM PDT            3.86            684         0              Normal
  05/15/2026 06 PM PDT            3.87            691         +              Normal
  05/15/2026 07 PM PDT            3.88            698         +              Normal
  05/15/2026 08 PM PDT            3.90            712         +              Normal
  05/15/2026 09 PM PDT            3.90            712         0              Normal
  05/15/2026 10 PM PDT            3.91            719         +              Normal
  05/15/2026 11 PM PDT            3.92            726         +              Normal
  05/16/2026 12 AM PDT            3.92            726         0              Normal
  05/16/2026 01 AM PDT            3.92            726         0              Normal
  05/16/2026 02 AM PDT            3.92            726         0              Normal
  05/16/2026 03 AM PDT            3.91            719         -              Normal
  05/16/2026 04 AM PDT            3.91            719         0              Normal
  05/16/2026 05 AM PDT            3.90            712         -              Normal
  05/16/2026 06 AM PDT            3.89            705         -              Normal
  05/16/2026 07 AM PDT            3.88            698         -              Normal
  05/16/2026 08 AM PDT            3.87            691         -              Normal
  05/16/2026 09 AM PDT            3.86            684         -              Normal
  05/16/2026 10 AM PDT            3.85            677         -              Normal
  05/16/2026 11 AM PDT            3.84            670         -              Normal
  05/16/2026 12 PM PDT            3.83            663         -              Normal
  05/16/2026 01 PM PDT            3.81            650         -              Normal
  05/16/2026 02 PM PDT            3.81            650         0              Normal
  05/16/2026 03 PM PDT            3.80            643         -              Normal
  05/16/2026 04 PM PDT            3.79            637         -              Normal
  05/16/2026 05 PM PDT            3.79            637         0              Normal
  05/16/2026 06 PM PDT            3.80            643         +              Normal
  05/16/2026 07 PM PDT            3.81            650         +              Normal
  05/16/2026 08 PM PDT            3.82            657         +              Normal
  05/16/2026 09 PM PDT            3.82            657         0              Normal
  05/16/2026 10 PM PDT            3.83            663         +              Normal
  05/16/2026 11 PM PDT            3.83            663         0              Normal
  05/17/2026 12 AM PDT            3.83            663         0              Normal
  05/17/2026 01 AM PDT            3.83            663         0              Normal
  05/17/2026 02 AM PDT            3.83            663         0              Normal
  05/17/2026 03 AM PDT            3.82            657         -              Normal
  05/17/2026 04 AM PDT            3.81            650         -              Normal
  05/17/2026 05 AM PDT            3.81            650         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.