TRUCKEE RIVER - BELOW DERBY DAM (TBDN2)
Latitude: 39.58º NLongitude: 119.44º WElevation: 4200 Feet
Location: Storey County in NevadaBulletin Group: Eastern SierraRiver Group: Eastern Sierra
Issuance Time: Jan 26 2026 at 1:36 PM PSTNext Issuance: Jan 27 2026 at 9:00 AM PST
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:  01/26/2026 at 01:38 PM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  01/24/2026 at 10:00 AM PST
# Maximum Observed Stage:                       2.06 Feet
# Maximum Observed Flow:                        132 cfs
#
# Earliest Date & Time of Maximum Forecast:     01/26/2026 at 02:00 PM PST
# Maximum Forecast Stage:                       2.00 Feet
# Maximum Forecast Flow:                        121 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  01/21/2026 01 PM PST            2.00            121                        Normal
  01/21/2026 02 PM PST            2.00            121         0              Normal
  01/21/2026 03 PM PST            2.00            121         0              Normal
  01/21/2026 04 PM PST            1.99            120         -              Normal
  01/21/2026 05 PM PST            1.99            120         0              Normal
  01/21/2026 06 PM PST            1.99            120         0              Normal
  01/21/2026 07 PM PST            1.99            120         0              Normal
  01/21/2026 08 PM PST            1.99            120         0              Normal
  01/21/2026 09 PM PST            1.98            118         -              Normal
  01/21/2026 10 PM PST            1.98            118         0              Normal
  01/21/2026 11 PM PST            1.98            118         0              Normal
  01/22/2026 12 AM PST            1.97            116         -              Normal
  01/22/2026 01 AM PST            1.97            116         0              Normal
  01/22/2026 02 AM PST            1.97            116         0              Normal
  01/22/2026 03 AM PST            1.97            116         0              Normal
  01/22/2026 04 AM PST            1.97            116         0              Normal
  01/22/2026 05 AM PST            1.97            116         0              Normal
  01/22/2026 06 AM PST            1.97            116         0              Normal
  01/22/2026 07 AM PST            1.97            116         0              Normal
  01/22/2026 08 AM PST            1.97            116         0              Normal
  01/22/2026 09 AM PST            1.97            116         0              Normal
  01/22/2026 10 AM PST            1.98            118         +              Normal
  01/22/2026 11 AM PST            1.98            118         0              Normal
  01/22/2026 12 PM PST            1.98            118         0              Normal
  01/22/2026 01 PM PST            1.99            120         +              Normal
  01/22/2026 02 PM PST            1.99            120         0              Normal
  01/22/2026 03 PM PST            1.99            120         0              Normal
  01/22/2026 04 PM PST            1.99            120         0              Normal
  01/22/2026 05 PM PST            1.99            120         0              Normal
  01/22/2026 06 PM PST            1.98            118         -              Normal
  01/22/2026 07 PM PST            1.98            118         0              Normal
  01/22/2026 08 PM PST            1.99            120         +              Normal
  01/22/2026 09 PM PST            1.98            118         -              Normal
  01/22/2026 10 PM PST            1.98            118         0              Normal
  01/22/2026 11 PM PST            1.98            118         0              Normal
  01/23/2026 12 AM PST            1.98            118         0              Normal
  01/23/2026 01 AM PST            1.98            118         0              Normal
  01/23/2026 02 AM PST            1.98            118         0              Normal
  01/23/2026 03 AM PST            1.98            118         0              Normal
  01/23/2026 04 AM PST            1.98            118         0              Normal
  01/23/2026 05 AM PST            1.98            118         0              Normal
  01/23/2026 06 AM PST            1.98            118         0              Normal
  01/23/2026 07 AM PST            1.98            118         0              Normal
  01/23/2026 08 AM PST            1.99            120         +              Normal
  01/23/2026 09 AM PST            1.93            109         -              Normal
  01/23/2026 10 AM PST            2.02            125         +              Normal
  01/23/2026 11 AM PST            2.02            125         0              Normal
  01/23/2026 12 PM PST            2.03            127         +              Normal
  01/23/2026 01 PM PST            2.02            125         -              Normal
  01/23/2026 02 PM PST            2.02            125         0              Normal
  01/23/2026 03 PM PST            2.02            125         0              Normal
  01/23/2026 04 PM PST            2.01            123         -              Normal
  01/23/2026 05 PM PST            2.01            123         0              Normal
  01/23/2026 06 PM PST            2.01            123         0              Normal
  01/23/2026 07 PM PST            2.02            125         +              Normal
  01/23/2026 08 PM PST            2.02            125         0              Normal
  01/23/2026 09 PM PST            2.02            125         0              Normal
  01/23/2026 10 PM PST            2.01            123         -              Normal
  01/23/2026 11 PM PST            2.01            123         0              Normal
  01/24/2026 12 AM PST            2.01            123         0              Normal
  01/24/2026 01 AM PST            2.06            132         +              Normal
  01/24/2026 02 AM PST            2.01            123         -              Normal
  01/24/2026 03 AM PST            2.01            123         0              Normal
  01/24/2026 04 AM PST            2.02            125         +              Normal
  01/24/2026 05 AM PST            2.02            125         0              Normal
  01/24/2026 06 AM PST            2.02            125         0              Normal
  01/24/2026 07 AM PST            2.01            123         -              Normal
  01/24/2026 08 AM PST            2.02            125         +              Normal
  01/24/2026 09 AM PST            2.02            125         0              Normal
  01/24/2026 10 AM PST            2.06            132         +              Normal
  01/24/2026 11 AM PST            2.03            127         -              Normal
  01/24/2026 12 PM PST            2.01            123         -              Normal
  01/24/2026 01 PM PST            2.01            123         0              Normal
  01/24/2026 02 PM PST            2.01            123         0              Normal
  01/24/2026 03 PM PST            2.01            123         0              Normal
  01/24/2026 04 PM PST            2.01            123         0              Normal
  01/24/2026 05 PM PST            2.00            121         -              Normal
  01/24/2026 06 PM PST            2.00            121         0              Normal
  01/24/2026 07 PM PST            2.01            123         +              Normal
  01/24/2026 08 PM PST            2.00            121         -              Normal
  01/24/2026 09 PM PST            2.00            121         0              Normal
  01/24/2026 10 PM PST            2.02            125         +              Normal
  01/24/2026 11 PM PST            2.01            123         -              Normal
  01/25/2026 12 AM PST            2.00            121         -              Normal
  01/25/2026 01 AM PST            2.00            121         0              Normal
  01/25/2026 02 AM PST            2.00            121         0              Normal
  01/25/2026 03 AM PST            2.00            121         0              Normal
  01/25/2026 04 AM PST            2.00            121         0              Normal
  01/25/2026 05 AM PST            1.99            120         -              Normal
  01/25/2026 06 AM PST            2.01            123         +              Normal
  01/25/2026 07 AM PST            2.01            123         0              Normal
  01/25/2026 08 AM PST            2.00            121         -              Normal
  01/25/2026 09 AM PST            2.01            123         +              Normal
  01/25/2026 10 AM PST            2.01            123         0              Normal
  01/25/2026 11 AM PST            2.00            121         -              Normal
  01/25/2026 12 PM PST            2.00            121         0              Normal
  01/25/2026 01 PM PST            2.00            121         0              Normal
  01/25/2026 02 PM PST            1.99            120         -              Normal
  01/25/2026 03 PM PST            1.98            118         -              Normal
  01/25/2026 04 PM PST            1.97            116         -              Normal
  01/25/2026 05 PM PST            1.96            114         -              Normal
  01/25/2026 06 PM PST            1.96            114         0              Normal
  01/25/2026 07 PM PST            1.96            114         0              Normal
  01/25/2026 08 PM PST            1.96            114         0              Normal
  01/25/2026 09 PM PST            1.96            114         0              Normal
  01/25/2026 10 PM PST            1.96            114         0              Normal
  01/25/2026 11 PM PST            1.96            114         0              Normal
  01/26/2026 12 AM PST            1.96            114         0              Normal
  01/26/2026 01 AM PST            1.96            114         0              Normal
  01/26/2026 02 AM PST            1.96            114         0              Normal
  01/26/2026 03 AM PST            1.97            116         +              Normal
  01/26/2026 04 AM PST            1.97            116         0              Normal
  01/26/2026 05 AM PST            1.98            118         +              Normal
  01/26/2026 06 AM PST            1.98            118         0              Normal
  01/26/2026 07 AM PST            1.98            118         0              Normal
  01/26/2026 08 AM PST            1.99            120         +              Normal
  01/26/2026 09 AM PST            1.99            120         0              Normal
  01/26/2026 10 AM PST            1.99            120         0              Normal
  01/26/2026 11 AM PST            2.00            121         +              Normal
  01/26/2026 12 PM PST            2.00            121         0              Normal
  01/26/2026 01 PM PST            2.00            121         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  01/26/2026 02 PM PST            2.00            121                        Normal
  01/26/2026 03 PM PST            1.98            118         -              Normal
  01/26/2026 04 PM PST            1.96            114         -              Normal
  01/26/2026 05 PM PST            1.95            113         -              Normal
  01/26/2026 06 PM PST            1.94            111         -              Normal
  01/26/2026 07 PM PST            1.94            111         0              Normal
  01/26/2026 08 PM PST            1.95            113         +              Normal
  01/26/2026 09 PM PST            1.94            111         -              Normal
  01/26/2026 10 PM PST            1.93            109         -              Normal
  01/26/2026 11 PM PST            1.91            106         -              Normal
  01/27/2026 12 AM PST            1.90            104         -              Normal
  01/27/2026 01 AM PST            1.90            104         0              Normal
  01/27/2026 02 AM PST            1.89            103         -              Normal
  01/27/2026 03 AM PST            1.88            101         -              Normal
  01/27/2026 04 AM PST            1.87            100         -              Normal
  01/27/2026 05 AM PST            1.86             98         -              Normal
  01/27/2026 06 AM PST            1.86             98         0              Normal
  01/27/2026 07 AM PST            1.86             98         0              Normal
  01/27/2026 08 AM PST            1.86             98         0              Normal
  01/27/2026 09 AM PST            1.86             98         0              Normal
  01/27/2026 10 AM PST            1.86             98         0              Normal
  01/27/2026 11 AM PST            1.85             96         -              Normal
  01/27/2026 12 PM PST            1.85             96         0              Normal
  01/27/2026 01 PM PST            1.84             95         -              Normal
  01/27/2026 02 PM PST            1.84             95         0              Normal
  01/27/2026 03 PM PST            1.84             95         0              Normal
  01/27/2026 04 PM PST            1.83             93         -              Normal
  01/27/2026 05 PM PST            1.83             93         0              Normal
  01/27/2026 06 PM PST            1.83             93         0              Normal
  01/27/2026 07 PM PST            1.83             93         0              Normal
  01/27/2026 08 PM PST            1.83             93         0              Normal
  01/27/2026 09 PM PST            1.83             93         0              Normal
  01/27/2026 10 PM PST            1.82             92         -              Normal
  01/27/2026 11 PM PST            1.82             92         0              Normal
  01/28/2026 12 AM PST            1.82             92         0              Normal
  01/28/2026 01 AM PST            1.82             92         0              Normal
  01/28/2026 02 AM PST            1.82             92         0              Normal
  01/28/2026 03 AM PST            1.82             92         0              Normal
  01/28/2026 04 AM PST            1.82             92         0              Normal
  01/28/2026 05 AM PST            1.82             92         0              Normal
  01/28/2026 06 AM PST            1.82             92         0              Normal
  01/28/2026 07 AM PST            1.82             92         0              Normal
  01/28/2026 08 AM PST            1.81             90         -              Normal
  01/28/2026 09 AM PST            1.81             90         0              Normal
  01/28/2026 10 AM PST            1.81             90         0              Normal
  01/28/2026 11 AM PST            1.81             90         0              Normal
  01/28/2026 12 PM PST            1.81             90         0              Normal
  01/28/2026 01 PM PST            1.81             90         0              Normal
  01/28/2026 02 PM PST            1.80             89         -              Normal
  01/28/2026 03 PM PST            1.80             89         0              Normal
  01/28/2026 04 PM PST            1.80             89         0              Normal
  01/28/2026 05 PM PST            1.80             89         0              Normal
  01/28/2026 06 PM PST            1.80             89         0              Normal
  01/28/2026 07 PM PST            1.80             89         0              Normal
  01/28/2026 08 PM PST            1.80             89         0              Normal
  01/28/2026 09 PM PST            1.79             87         -              Normal
  01/28/2026 10 PM PST            1.79             87         0              Normal
  01/28/2026 11 PM PST            1.79             87         0              Normal
  01/29/2026 12 AM PST            1.79             87         0              Normal
  01/29/2026 01 AM PST            1.79             87         0              Normal
  01/29/2026 02 AM PST            1.79             87         0              Normal
  01/29/2026 03 AM PST            1.79             87         0              Normal
  01/29/2026 04 AM PST            1.79             87         0              Normal
  01/29/2026 05 AM PST            1.79             87         0              Normal
  01/29/2026 06 AM PST            1.79             87         0              Normal
  01/29/2026 07 AM PST            1.79             87         0              Normal
  01/29/2026 08 AM PST            1.78             86         -              Normal
  01/29/2026 09 AM PST            1.78             86         0              Normal
  01/29/2026 10 AM PST            1.78             86         0              Normal
  01/29/2026 11 AM PST            1.78             86         0              Normal
  01/29/2026 12 PM PST            1.78             86         0              Normal
  01/29/2026 01 PM PST            1.78             86         0              Normal
  01/29/2026 02 PM PST            1.78             86         0              Normal
  01/29/2026 03 PM PST            1.78             86         0              Normal
  01/29/2026 04 PM PST            1.77             85         -              Normal
  01/29/2026 05 PM PST            1.77             85         0              Normal
  01/29/2026 06 PM PST            1.77             85         0              Normal
  01/29/2026 07 PM PST            1.77             85         0              Normal
  01/29/2026 08 PM PST            1.77             85         0              Normal
  01/29/2026 09 PM PST            1.77             85         0              Normal
  01/29/2026 10 PM PST            1.77             85         0              Normal
  01/29/2026 11 PM PST            1.76             83         -              Normal
  01/30/2026 12 AM PST            1.76             83         0              Normal
  01/30/2026 01 AM PST            1.76             83         0              Normal
  01/30/2026 02 AM PST            1.76             83         0              Normal
  01/30/2026 03 AM PST            1.76             83         0              Normal
  01/30/2026 04 AM PST            1.76             83         0              Normal
  01/30/2026 05 AM PST            1.76             83         0              Normal
  01/30/2026 06 AM PST            1.76             83         0              Normal
  01/30/2026 07 AM PST            1.76             83         0              Normal
  01/30/2026 08 AM PST            1.76             83         0              Normal
  01/30/2026 09 AM PST            1.76             83         0              Normal
  01/30/2026 10 AM PST            1.76             83         0              Normal
  01/30/2026 11 AM PST            1.76             83         0              Normal
  01/30/2026 12 PM PST            1.76             83         0              Normal
  01/30/2026 01 PM PST            1.76             83         0              Normal
  01/30/2026 02 PM PST            1.76             83         0              Normal
  01/30/2026 03 PM PST            1.76             83         0              Normal
  01/30/2026 04 PM PST            1.76             83         0              Normal
  01/30/2026 05 PM PST            1.75             82         -              Normal
  01/30/2026 06 PM PST            1.75             82         0              Normal
  01/30/2026 07 PM PST            1.75             82         0              Normal
  01/30/2026 08 PM PST            1.75             82         0              Normal
  01/30/2026 09 PM PST            1.75             82         0              Normal
  01/30/2026 10 PM PST            1.75             82         0              Normal
  01/30/2026 11 PM PST            1.75             82         0              Normal
  01/31/2026 12 AM PST            1.75             82         0              Normal
  01/31/2026 01 AM PST            1.76             83         +              Normal
  01/31/2026 02 AM PST            1.76             83         0              Normal
  01/31/2026 03 AM PST            1.76             83         0              Normal
  01/31/2026 04 AM PST            1.76             83         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.