TRUCKEE RIVER - BELOW DERBY DAM (TBDN2)
Latitude: 39.58º NLongitude: 119.44º WElevation: 4200 FeetForecast Type: Unofficial Location
Location: Storey County in NevadaBulletin Group: Eastern SierraRiver Group: Eastern Sierra
Issuance Time: Mar 10 2026 at 7:32 AM PDTNext Issuance: Mar 10 2026 at 3:00 PM PDT
Action/Monitor: 10.0 FeetMinor Flood: 11.0 FeetModerate Flood: N/A Major Flood: N/A

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Truckee River - Below Derby Dam (TBDN2)
#
# File Generation Time:  03/10/2026 at 07:34 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  03/05/2026 at 09:00 AM PST
# Maximum Observed Stage:                       4.69 Feet
# Maximum Observed Flow:                        1180 cfs
#
# Earliest Date & Time of Maximum Forecast:     03/15/2026 at 12:00 AM PDT
# Maximum Forecast Stage:                       4.56 Feet
# Maximum Forecast Flow:                        1109 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  03/05/2026 06 AM PST            4.68           1174                        Normal
  03/05/2026 07 AM PST            4.68           1174         0              Normal
  03/05/2026 08 AM PST            4.69           1180         +              Normal
  03/05/2026 09 AM PST            4.69           1180         0              Normal
  03/05/2026 10 AM PST            4.68           1174         -              Normal
  03/05/2026 11 AM PST            4.68           1174         0              Normal
  03/05/2026 12 PM PST            4.68           1174         0              Normal
  03/05/2026 01 PM PST            4.68           1174         0              Normal
  03/05/2026 02 PM PST            4.65           1158         -              Normal
  03/05/2026 03 PM PST            4.65           1158         0              Normal
  03/05/2026 04 PM PST            4.65           1158         0              Normal
  03/05/2026 05 PM PST            4.60           1130         -              Normal
  03/05/2026 06 PM PST            4.61           1136         +              Normal
  03/05/2026 07 PM PST            4.57           1114         -              Normal
  03/05/2026 08 PM PST            4.56           1109         -              Normal
  03/05/2026 09 PM PST            4.58           1120         +              Normal
  03/05/2026 10 PM PST            4.58           1120         0              Normal
  03/05/2026 11 PM PST            4.56           1109         -              Normal
  03/06/2026 12 AM PST            4.55           1103         -              Normal
  03/06/2026 01 AM PST            4.53           1093         -              Normal
  03/06/2026 02 AM PST            4.54           1098         +              Normal
  03/06/2026 03 AM PST            4.53           1093         -              Normal
  03/06/2026 04 AM PST            4.52           1087         -              Normal
  03/06/2026 05 AM PST            4.54           1098         +              Normal
  03/06/2026 06 AM PST            4.53           1093         -              Normal
  03/06/2026 07 AM PST            4.53           1093         0              Normal
  03/06/2026 08 AM PST            4.53           1093         0              Normal
  03/06/2026 09 AM PST            4.53           1093         0              Normal
  03/06/2026 10 AM PST            4.52           1087         -              Normal
  03/06/2026 11 AM PST            4.51           1082         -              Normal
  03/06/2026 12 PM PST            4.50           1077         -              Normal
  03/06/2026 01 PM PST            4.50           1077         0              Normal
  03/06/2026 02 PM PST            4.50           1077         0              Normal
  03/06/2026 03 PM PST            4.48           1066         -              Normal
  03/06/2026 04 PM PST            4.47           1061         -              Normal
  03/06/2026 05 PM PST            4.46           1056         -              Normal
  03/06/2026 06 PM PST            4.46           1056         0              Normal
  03/06/2026 07 PM PST            4.46           1056         0              Normal
  03/06/2026 08 PM PST            4.47           1061         +              Normal
  03/06/2026 09 PM PST            4.44           1045         -              Normal
  03/06/2026 10 PM PST            4.40           1025         -              Normal
  03/06/2026 11 PM PST            4.40           1025         0              Normal
  03/07/2026 12 AM PST            4.39           1019         -              Normal
  03/07/2026 01 AM PST            4.41           1030         +              Normal
  03/07/2026 02 AM PST            4.40           1025         -              Normal
  03/07/2026 03 AM PST            4.39           1019         -              Normal
  03/07/2026 04 AM PST            4.39           1019         0              Normal
  03/07/2026 05 AM PST            4.37           1009         -              Normal
  03/07/2026 06 AM PST            4.37           1009         0              Normal
  03/07/2026 07 AM PST            4.36           1004         -              Normal
  03/07/2026 08 AM PST            4.38           1014         +              Normal
  03/07/2026 09 AM PST            4.37           1009         -              Normal
  03/07/2026 10 AM PST            4.39           1019         +              Normal
  03/07/2026 11 AM PST            4.38           1014         -              Normal
  03/07/2026 12 PM PST            4.38           1014         0              Normal
  03/07/2026 01 PM PST            4.37           1009         -              Normal
  03/07/2026 02 PM PST            4.37           1009         0              Normal
  03/07/2026 03 PM PST            4.37           1009         0              Normal
  03/07/2026 04 PM PST            4.37           1009         0              Normal
  03/07/2026 05 PM PST            4.33            989         -              Normal
  03/07/2026 06 PM PST            4.33            989         0              Normal
  03/07/2026 07 PM PST            4.33            989         0              Normal
  03/07/2026 08 PM PST            4.32            984         -              Normal
  03/07/2026 09 PM PST            4.31            979         -              Normal
  03/07/2026 10 PM PST            4.31            979         0              Normal
  03/07/2026 11 PM PST            4.30            974         -              Normal
  03/08/2026 12 AM PST            4.31            979         +              Normal
  03/08/2026 01 AM PST            4.31            979         0              Normal
  03/08/2026 03 AM PDT            4.30            974         -              Normal
  03/08/2026 04 AM PDT            4.28            964         -              Normal
  03/08/2026 05 AM PDT            4.30            974         +              Normal
  03/08/2026 06 AM PDT            4.29            969         -              Normal
  03/08/2026 07 AM PDT            4.29            969         0              Normal
  03/08/2026 08 AM PDT            4.28            964         -              Normal
  03/08/2026 09 AM PDT            4.29            969         +              Normal
  03/08/2026 10 AM PDT            4.30            974         +              Normal
  03/08/2026 11 AM PDT            4.31            979         +              Normal
  03/08/2026 12 PM PDT            4.32            984         +              Normal
  03/08/2026 01 PM PDT            4.33            989         +              Normal
  03/08/2026 02 PM PDT            4.33            989         0              Normal
  03/08/2026 03 PM PDT            4.32            984         -              Normal
  03/08/2026 04 PM PDT            4.32            984         0              Normal
  03/08/2026 05 PM PDT            4.31            979         -              Normal
  03/08/2026 06 PM PDT            4.29            969         -              Normal
  03/08/2026 07 PM PDT            4.29            969         0              Normal
  03/08/2026 08 PM PDT            4.26            954         -              Normal
  03/08/2026 09 PM PDT            4.25            949         -              Normal
  03/08/2026 10 PM PDT            4.27            959         +              Normal
  03/08/2026 11 PM PDT            4.26            954         -              Normal
  03/09/2026 12 AM PDT            4.24            944         -              Normal
  03/09/2026 01 AM PDT            4.24            944         0              Normal
  03/09/2026 02 AM PDT            4.22            934         -              Normal
  03/09/2026 03 AM PDT            4.23            939         +              Normal
  03/09/2026 04 AM PDT            4.24            944         +              Normal
  03/09/2026 05 AM PDT            4.23            939         -              Normal
  03/09/2026 06 AM PDT            4.24            944         +              Normal
  03/09/2026 07 AM PDT            4.25            949         +              Normal
  03/09/2026 08 AM PDT            4.20            924         -              Normal
  03/09/2026 09 AM PDT            4.25            949         +              Normal
  03/09/2026 10 AM PDT            4.26            954         +              Normal
  03/09/2026 11 AM PDT            4.26            954         0              Normal
  03/09/2026 12 PM PDT            4.26            954         0              Normal
  03/09/2026 01 PM PDT            4.29            969         +              Normal
  03/09/2026 02 PM PDT            4.30            974         +              Normal
  03/09/2026 03 PM PDT            4.27            959         -              Normal
  03/09/2026 04 PM PDT            4.30            974         +              Normal
  03/09/2026 05 PM PDT            4.31            979         +              Normal
  03/09/2026 06 PM PDT            4.31            979         0              Normal
  03/09/2026 07 PM PDT            4.32            984         +              Normal
  03/09/2026 08 PM PDT            4.31            979         -              Normal
  03/09/2026 09 PM PDT            4.29            969         -              Normal
  03/09/2026 10 PM PDT            4.28            964         -              Normal
  03/09/2026 11 PM PDT            4.26            954         -              Normal
  03/10/2026 12 AM PDT            4.24            944         -              Normal
  03/10/2026 01 AM PDT            4.24            944         0              Normal
  03/10/2026 02 AM PDT            4.24            944         0              Normal
  03/10/2026 03 AM PDT            4.27            959         +              Normal
  03/10/2026 04 AM PDT            4.26            954         -              Normal
  03/10/2026 05 AM PDT            4.24            944         -              Normal
  03/10/2026 06 AM PDT            4.24            944         0              Normal
  03/10/2026 07 AM PDT            4.24            944         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  03/10/2026 08 AM PDT            4.23            939                        Normal
  03/10/2026 09 AM PDT            4.23            939         0              Normal
  03/10/2026 10 AM PDT            4.23            939         0              Normal
  03/10/2026 11 AM PDT            4.23            939         0              Normal
  03/10/2026 12 PM PDT            4.24            944         +              Normal
  03/10/2026 01 PM PDT            4.26            954         +              Normal
  03/10/2026 02 PM PDT            4.27            959         +              Normal
  03/10/2026 03 PM PDT            4.29            969         +              Normal
  03/10/2026 04 PM PDT            4.30            974         +              Normal
  03/10/2026 05 PM PDT            4.31            979         +              Normal
  03/10/2026 06 PM PDT            4.32            984         +              Normal
  03/10/2026 07 PM PDT            4.32            984         0              Normal
  03/10/2026 08 PM PDT            4.32            984         0              Normal
  03/10/2026 09 PM PDT            4.32            984         0              Normal
  03/10/2026 10 PM PDT            4.32            984         0              Normal
  03/10/2026 11 PM PDT            4.32            984         0              Normal
  03/11/2026 12 AM PDT            4.32            984         0              Normal
  03/11/2026 01 AM PDT            4.32            984         0              Normal
  03/11/2026 02 AM PDT            4.32            984         0              Normal
  03/11/2026 03 AM PDT            4.31            979         -              Normal
  03/11/2026 04 AM PDT            4.31            979         0              Normal
  03/11/2026 05 AM PDT            4.30            974         -              Normal
  03/11/2026 06 AM PDT            4.29            969         -              Normal
  03/11/2026 07 AM PDT            4.29            969         0              Normal
  03/11/2026 08 AM PDT            4.28            964         -              Normal
  03/11/2026 09 AM PDT            4.28            964         0              Normal
  03/11/2026 10 AM PDT            4.27            959         -              Normal
  03/11/2026 11 AM PDT            4.27            959         0              Normal
  03/11/2026 12 PM PDT            4.27            959         0              Normal
  03/11/2026 01 PM PDT            4.27            959         0              Normal
  03/11/2026 02 PM PDT            4.27            959         0              Normal
  03/11/2026 03 PM PDT            4.27            959         0              Normal
  03/11/2026 04 PM PDT            4.27            959         0              Normal
  03/11/2026 05 PM PDT            4.28            964         +              Normal
  03/11/2026 06 PM PDT            4.28            964         0              Normal
  03/11/2026 07 PM PDT            4.29            969         +              Normal
  03/11/2026 08 PM PDT            4.29            969         0              Normal
  03/11/2026 09 PM PDT            4.30            974         +              Normal
  03/11/2026 10 PM PDT            4.31            979         +              Normal
  03/11/2026 11 PM PDT            4.31            979         0              Normal
  03/12/2026 12 AM PDT            4.32            984         +              Normal
  03/12/2026 01 AM PDT            4.32            984         0              Normal
  03/12/2026 02 AM PDT            4.32            984         0              Normal
  03/12/2026 03 AM PDT            4.32            984         0              Normal
  03/12/2026 04 AM PDT            4.32            984         0              Normal
  03/12/2026 05 AM PDT            4.31            979         -              Normal
  03/12/2026 06 AM PDT            4.31            979         0              Normal
  03/12/2026 07 AM PDT            4.30            974         -              Normal
  03/12/2026 08 AM PDT            4.30            974         0              Normal
  03/12/2026 09 AM PDT            4.30            974         0              Normal
  03/12/2026 10 AM PDT            4.29            969         -              Normal
  03/12/2026 11 AM PDT            4.29            969         0              Normal
  03/12/2026 12 PM PDT            4.29            969         0              Normal
  03/12/2026 01 PM PDT            4.30            974         +              Normal
  03/12/2026 02 PM PDT            4.30            974         0              Normal
  03/12/2026 03 PM PDT            4.30            974         0              Normal
  03/12/2026 04 PM PDT            4.31            979         +              Normal
  03/12/2026 05 PM PDT            4.32            984         +              Normal
  03/12/2026 06 PM PDT            4.32            984         0              Normal
  03/12/2026 07 PM PDT            4.33            989         +              Normal
  03/12/2026 08 PM PDT            4.33            989         0              Normal
  03/12/2026 09 PM PDT            4.34            994         +              Normal
  03/12/2026 10 PM PDT            4.34            994         0              Normal
  03/12/2026 11 PM PDT            4.35            999         +              Normal
  03/13/2026 12 AM PDT            4.35            999         0              Normal
  03/13/2026 01 AM PDT            4.35            999         0              Normal
  03/13/2026 02 AM PDT            4.35            999         0              Normal
  03/13/2026 03 AM PDT            4.35            999         0              Normal
  03/13/2026 04 AM PDT            4.35            999         0              Normal
  03/13/2026 05 AM PDT            4.34            994         -              Normal
  03/13/2026 06 AM PDT            4.34            994         0              Normal
  03/13/2026 07 AM PDT            4.34            994         0              Normal
  03/13/2026 08 AM PDT            4.33            989         -              Normal
  03/13/2026 09 AM PDT            4.34            994         +              Normal
  03/13/2026 10 AM PDT            4.34            994         0              Normal
  03/13/2026 11 AM PDT            4.34            994         0              Normal
  03/13/2026 12 PM PDT            4.35            999         +              Normal
  03/13/2026 01 PM PDT            4.36           1004         +              Normal
  03/13/2026 02 PM PDT            4.37           1009         +              Normal
  03/13/2026 03 PM PDT            4.38           1014         +              Normal
  03/13/2026 04 PM PDT            4.39           1019         +              Normal
  03/13/2026 05 PM PDT            4.40           1025         +              Normal
  03/13/2026 06 PM PDT            4.41           1030         +              Normal
  03/13/2026 07 PM PDT            4.42           1035         +              Normal
  03/13/2026 08 PM PDT            4.43           1040         +              Normal
  03/13/2026 09 PM PDT            4.45           1051         +              Normal
  03/13/2026 10 PM PDT            4.47           1061         +              Normal
  03/13/2026 11 PM PDT            4.48           1066         +              Normal
  03/14/2026 12 AM PDT            4.49           1072         +              Normal
  03/14/2026 01 AM PDT            4.50           1077         +              Normal
  03/14/2026 02 AM PDT            4.50           1077         0              Normal
  03/14/2026 03 AM PDT            4.50           1077         0              Normal
  03/14/2026 04 AM PDT            4.49           1072         -              Normal
  03/14/2026 05 AM PDT            4.49           1072         0              Normal
  03/14/2026 06 AM PDT            4.48           1066         -              Normal
  03/14/2026 07 AM PDT            4.47           1061         -              Normal
  03/14/2026 08 AM PDT            4.47           1061         0              Normal
  03/14/2026 09 AM PDT            4.46           1056         -              Normal
  03/14/2026 10 AM PDT            4.46           1056         0              Normal
  03/14/2026 11 AM PDT            4.46           1056         0              Normal
  03/14/2026 12 PM PDT            4.46           1056         0              Normal
  03/14/2026 01 PM PDT            4.47           1061         +              Normal
  03/14/2026 02 PM PDT            4.47           1061         0              Normal
  03/14/2026 03 PM PDT            4.47           1061         0              Normal
  03/14/2026 04 PM PDT            4.48           1066         +              Normal
  03/14/2026 05 PM PDT            4.49           1072         +              Normal
  03/14/2026 06 PM PDT            4.49           1072         0              Normal
  03/14/2026 07 PM PDT            4.50           1077         +              Normal
  03/14/2026 08 PM PDT            4.51           1082         +              Normal
  03/14/2026 09 PM PDT            4.53           1093         +              Normal
  03/14/2026 10 PM PDT            4.54           1098         +              Normal
  03/14/2026 11 PM PDT            4.55           1103         +              Normal
  03/15/2026 12 AM PDT            4.56           1109         +              Normal
  03/15/2026 01 AM PDT            4.56           1109         0              Normal
  03/15/2026 02 AM PDT            4.56           1109         0              Normal
  03/15/2026 03 AM PDT            4.56           1109         0              Normal
  03/15/2026 04 AM PDT            4.55           1103         -              Normal
  03/15/2026 05 AM PDT            4.54           1098         -              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.