MATTOLE RIVER - ETTERSBURG (ETTC1)
Latitude: 40.14º NLongitude: 123.99º WElevation: 579 Feet
Location: Humboldt County in CaliforniaBulletin Group: North CoastRiver Group: North Coast
Issuance Time: Mar 27 2024 at 3:15 PM PDTNext Issuance: Mar 28 2024 at 9:00 AM PDT
Monitor Stage: N/A Flood Stage: N/A

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Mattole River - Ettersburg (ETTC1)
#
# File Generation Time:  03/27/2024 at 03:16 PM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  03/24/2024 at 01:00 AM PDT
# Maximum Observed Stage:                       14.7 Feet
# Maximum Observed Flow:                        2341 cfs
#
# Earliest Date & Time of Maximum Forecast:     03/27/2024 at 09:00 PM PDT
# Maximum Forecast Stage:                       15.5 Feet
# Maximum Forecast Flow:                        2922 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  03/22/2024 03 PM PDT            12.8           1144                Not Applicable
  03/22/2024 04 PM PDT            13.0           1264         +      Not Applicable
  03/22/2024 05 PM PDT            13.0           1248         -      Not Applicable
  03/22/2024 06 PM PDT            12.9           1222         -      Not Applicable
  03/22/2024 07 PM PDT            12.8           1164         -      Not Applicable
  03/22/2024 08 PM PDT            12.7           1123         -      Not Applicable
  03/22/2024 09 PM PDT            12.6           1068         -      Not Applicable
  03/22/2024 10 PM PDT            12.5           1033         -      Not Applicable
  03/22/2024 11 PM PDT            12.5           1019         -      Not Applicable
  03/23/2024 12 AM PDT            12.5           1019         0      Not Applicable
  03/23/2024 01 AM PDT            12.6           1078         +      Not Applicable
  03/23/2024 02 AM PDT            12.8           1144         +      Not Applicable
  03/23/2024 03 AM PDT            12.9           1195         +      Not Applicable
  03/23/2024 04 AM PDT            12.9           1216         +      Not Applicable
  03/23/2024 05 AM PDT            12.9           1222         +      Not Applicable
  03/23/2024 06 AM PDT            13.1           1296         +      Not Applicable
  03/23/2024 07 AM PDT            13.1           1334         +      Not Applicable
  03/23/2024 08 AM PDT            13.2           1356         +      Not Applicable
  03/23/2024 09 AM PDT            13.2           1362         +      Not Applicable
  03/23/2024 10 AM PDT            13.3           1412         +      Not Applicable
  03/23/2024 11 AM PDT            13.3           1429         +      Not Applicable
  03/23/2024 12 PM PDT            13.4           1469         +      Not Applicable
  03/23/2024 01 PM PDT            13.4           1503         +      Not Applicable
  03/23/2024 02 PM PDT            13.4           1515         +      Not Applicable
  03/23/2024 03 PM PDT            13.5           1561         +      Not Applicable
  03/23/2024 04 PM PDT            13.7           1663         +      Not Applicable
  03/23/2024 05 PM PDT            13.9           1797         +      Not Applicable
  03/23/2024 06 PM PDT            14.1           1918         +      Not Applicable
  03/23/2024 07 PM PDT            14.3           2022         +      Not Applicable
  03/23/2024 08 PM PDT            14.4           2108         +      Not Applicable
  03/23/2024 09 PM PDT            14.5           2182         +      Not Applicable
  03/23/2024 10 PM PDT            14.6           2264         +      Not Applicable
  03/23/2024 11 PM PDT            14.7           2313         +      Not Applicable
  03/24/2024 12 AM PDT            14.7           2313         0      Not Applicable
  03/24/2024 01 AM PDT            14.7           2341         +      Not Applicable
  03/24/2024 02 AM PDT            14.7           2327         -      Not Applicable
  03/24/2024 03 AM PDT            14.7           2306         -      Not Applicable
  03/24/2024 04 AM PDT            14.6           2264         -      Not Applicable
  03/24/2024 05 AM PDT            14.6           2237         -      Not Applicable
  03/24/2024 06 AM PDT            14.5           2189         -      Not Applicable
  03/24/2024 07 AM PDT            14.5           2168         -      Not Applicable
  03/24/2024 08 AM PDT            14.4           2135         -      Not Applicable
  03/24/2024 09 AM PDT            14.4           2121         -      Not Applicable
  03/24/2024 10 AM PDT            14.3           2061         -      Not Applicable
  03/24/2024 11 AM PDT            14.2           2009         -      Not Applicable
  03/24/2024 12 PM PDT            14.2           1963         -      Not Applicable
  03/24/2024 01 PM PDT            14.1           1931         -      Not Applicable
  03/24/2024 02 PM PDT            14.1           1899         -      Not Applicable
  03/24/2024 03 PM PDT            14.0           1854         -      Not Applicable
  03/24/2024 04 PM PDT            13.9           1804         -      Not Applicable
  03/24/2024 05 PM PDT            13.9           1779         -      Not Applicable
  03/24/2024 06 PM PDT            13.8           1748         -      Not Applicable
  03/24/2024 07 PM PDT            13.8           1717         -      Not Applicable
  03/24/2024 08 PM PDT            13.8           1699         -      Not Applicable
  03/24/2024 09 PM PDT            13.7           1675         -      Not Applicable
  03/24/2024 10 PM PDT            13.6           1621         -      Not Applicable
  03/24/2024 11 PM PDT            13.5           1573         -      Not Applicable
  03/25/2024 12 AM PDT            13.6           1579         +      Not Applicable
  03/25/2024 01 AM PDT            13.5           1544         -      Not Applicable
  03/25/2024 02 AM PDT            13.5           1526         -      Not Applicable
  03/25/2024 03 AM PDT            13.4           1492         -      Not Applicable
  03/25/2024 04 AM PDT            13.4           1469         -      Not Applicable
  03/25/2024 05 AM PDT            13.3           1446         -      Not Applicable
  03/25/2024 06 AM PDT            13.2           1406         -      Not Applicable
  03/25/2024 07 AM PDT            13.2           1395         -      Not Applicable
  03/25/2024 08 AM PDT            13.2           1379         -      Not Applicable
  03/25/2024 09 AM PDT            13.2           1351         -      Not Applicable
  03/25/2024 10 AM PDT            13.1           1334         -      Not Applicable
  03/25/2024 11 AM PDT            13.1           1318         -      Not Applicable
  03/25/2024 12 PM PDT            13.0           1280         -      Not Applicable
  03/25/2024 01 PM PDT            13.0           1286         +      Not Applicable
  03/25/2024 02 PM PDT            13.0           1253         -      Not Applicable
  03/25/2024 03 PM PDT            12.9           1237         -      Not Applicable
  03/25/2024 04 PM PDT            12.9           1222         -      Not Applicable
  03/25/2024 05 PM PDT            12.9           1195         -      Not Applicable
  03/25/2024 06 PM PDT            12.8           1185         -      Not Applicable
  03/25/2024 07 PM PDT            12.8           1164         -      Not Applicable
  03/25/2024 08 PM PDT            12.8           1154         -      Not Applicable
  03/25/2024 09 PM PDT            12.8           1138         -      Not Applicable
  03/25/2024 10 PM PDT            12.7           1133         -      Not Applicable
  03/25/2024 11 PM PDT            12.7           1098         -      Not Applicable
  03/26/2024 12 AM PDT            12.7           1088         -      Not Applicable
  03/26/2024 01 AM PDT            12.6           1058         -      Not Applicable
  03/26/2024 02 AM PDT            12.6           1043         -      Not Applicable
  03/26/2024 03 AM PDT            12.6           1048         +      Not Applicable
  03/26/2024 04 AM PDT            12.5           1014         -      Not Applicable
  03/26/2024 05 AM PDT            12.5           1014         0      Not Applicable
  03/26/2024 06 AM PDT            12.5           1004         -      Not Applicable
  03/26/2024 07 AM PDT            12.5            994         -      Not Applicable
  03/26/2024 08 AM PDT            12.4            985         -      Not Applicable
  03/26/2024 09 AM PDT            12.4            961         -      Not Applicable
  03/26/2024 10 AM PDT            12.4            956         -      Not Applicable
  03/26/2024 11 AM PDT            12.3            942         -      Not Applicable
  03/26/2024 12 PM PDT            12.3            928         -      Not Applicable
  03/26/2024 01 PM PDT            12.3            928         0      Not Applicable
  03/26/2024 02 PM PDT            12.3            909         -      Not Applicable
  03/26/2024 03 PM PDT            12.3            914         +      Not Applicable
  03/26/2024 04 PM PDT            12.3            905         -      Not Applicable
  03/26/2024 05 PM PDT            12.2            895         -      Not Applicable
  03/26/2024 06 PM PDT            12.2            877         -      Not Applicable
  03/26/2024 07 PM PDT            12.2            873         -      Not Applicable
  03/26/2024 08 PM PDT            12.2            854         -      Not Applicable
  03/26/2024 09 PM PDT            12.1            832         -      Not Applicable
  03/26/2024 10 PM PDT            12.1            841         +      Not Applicable
  03/26/2024 11 PM PDT            12.1            832         -      Not Applicable
  03/27/2024 12 AM PDT            12.1            828         -      Not Applicable
  03/27/2024 01 AM PDT            12.1            814         -      Not Applicable
  03/27/2024 02 AM PDT            12.1            814         0      Not Applicable
  03/27/2024 03 AM PDT            12.0            801         -      Not Applicable
  03/27/2024 04 AM PDT            12.0            792         -      Not Applicable
  03/27/2024 05 AM PDT            12.0            788         -      Not Applicable
  03/27/2024 06 AM PDT            12.0            784         -      Not Applicable
  03/27/2024 07 AM PDT            12.1            805         +      Not Applicable
  03/27/2024 08 AM PDT            12.1            841         +      Not Applicable
  03/27/2024 09 AM PDT            12.2            891         +      Not Applicable
  03/27/2024 10 AM PDT            12.4            985         +      Not Applicable
  03/27/2024 11 AM PDT            12.7           1098         +      Not Applicable
  03/27/2024 12 PM PDT            13.0           1259         +      Not Applicable
  03/27/2024 01 PM PDT            13.6           1615         +      Not Applicable
  03/27/2024 02 PM PDT            14.4           2128         +      Not Applicable
  03/27/2024 03 PM PDT            14.7           2313         +      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  03/27/2024 04 PM PDT            14.9           2468                Not Applicable
  03/27/2024 05 PM PDT            15.1           2613         +      Not Applicable
  03/27/2024 06 PM PDT            15.3           2732         +      Not Applicable
  03/27/2024 07 PM PDT            15.4           2845         +      Not Applicable
  03/27/2024 08 PM PDT            15.5           2914         +      Not Applicable
  03/27/2024 09 PM PDT            15.5           2922         +      Not Applicable
  03/27/2024 10 PM PDT            15.4           2815         -      Not Applicable
  03/27/2024 11 PM PDT            15.2           2717         -      Not Applicable
  03/28/2024 12 AM PDT            15.1           2606         -      Not Applicable
  03/28/2024 01 AM PDT            15.0           2504         -      Not Applicable
  03/28/2024 02 AM PDT            14.8           2411         -      Not Applicable
  03/28/2024 03 AM PDT            14.7           2327         -      Not Applicable
  03/28/2024 04 AM PDT            14.6           2250         -      Not Applicable
  03/28/2024 05 AM PDT            14.5           2182         -      Not Applicable
  03/28/2024 06 AM PDT            14.4           2121         -      Not Applicable
  03/28/2024 07 AM PDT            14.3           2068         -      Not Applicable
  03/28/2024 08 AM PDT            14.2           2015         -      Not Applicable
  03/28/2024 09 AM PDT            14.2           1969         -      Not Applicable
  03/28/2024 10 AM PDT            14.1           1911         -      Not Applicable
  03/28/2024 11 AM PDT            14.0           1860         -      Not Applicable
  03/28/2024 12 PM PDT            13.9           1810         -      Not Applicable
  03/28/2024 01 PM PDT            13.9           1766         -      Not Applicable
  03/28/2024 02 PM PDT            13.8           1723         -      Not Applicable
  03/28/2024 03 PM PDT            13.7           1681         -      Not Applicable
  03/28/2024 04 PM PDT            13.7           1644         -      Not Applicable
  03/28/2024 05 PM PDT            13.6           1603         -      Not Applicable
  03/28/2024 06 PM PDT            13.5           1567         -      Not Applicable
  03/28/2024 07 PM PDT            13.5           1538         -      Not Applicable
  03/28/2024 08 PM PDT            13.4           1509         -      Not Applicable
  03/28/2024 09 PM PDT            13.4           1480         -      Not Applicable
  03/28/2024 10 PM PDT            13.3           1452         -      Not Applicable
  03/28/2024 11 PM PDT            13.3           1429         -      Not Applicable
  03/29/2024 12 AM PDT            13.2           1406         -      Not Applicable
  03/29/2024 01 AM PDT            13.4           1469         +      Not Applicable
  03/29/2024 02 AM PDT            13.3           1418         -      Not Applicable
  03/29/2024 03 AM PDT            13.2           1384         -      Not Applicable
  03/29/2024 04 AM PDT            13.2           1367         -      Not Applicable
  03/29/2024 05 AM PDT            13.1           1345         -      Not Applicable
  03/29/2024 06 AM PDT            13.1           1334         -      Not Applicable
  03/29/2024 07 AM PDT            13.1           1318         -      Not Applicable
  03/29/2024 08 AM PDT            13.1           1307         -      Not Applicable
  03/29/2024 09 AM PDT            13.1           1296         -      Not Applicable
  03/29/2024 10 AM PDT            13.0           1280         -      Not Applicable
  03/29/2024 11 AM PDT            13.0           1269         -      Not Applicable
  03/29/2024 12 PM PDT            13.0           1259         -      Not Applicable
  03/29/2024 01 PM PDT            12.9           1243         -      Not Applicable
  03/29/2024 02 PM PDT            12.9           1232         -      Not Applicable
  03/29/2024 03 PM PDT            12.9           1227         -      Not Applicable
  03/29/2024 04 PM PDT            12.9           1222         -      Not Applicable
  03/29/2024 05 PM PDT            12.9           1216         -      Not Applicable
  03/29/2024 06 PM PDT            12.9           1216         0      Not Applicable
  03/29/2024 07 PM PDT            12.9           1216         0      Not Applicable
  03/29/2024 08 PM PDT            12.9           1211         -      Not Applicable
  03/29/2024 09 PM PDT            12.9           1206         -      Not Applicable
  03/29/2024 10 PM PDT            12.9           1201         -      Not Applicable
  03/29/2024 11 PM PDT            12.8           1185         -      Not Applicable
  03/30/2024 12 AM PDT            12.8           1169         -      Not Applicable
  03/30/2024 01 AM PDT            12.8           1149         -      Not Applicable
  03/30/2024 02 AM PDT            12.7           1133         -      Not Applicable
  03/30/2024 03 AM PDT            12.7           1113         -      Not Applicable
  03/30/2024 04 AM PDT            12.7           1098         -      Not Applicable
  03/30/2024 05 AM PDT            12.6           1073         -      Not Applicable
  03/30/2024 06 AM PDT            12.6           1053         -      Not Applicable
  03/30/2024 07 AM PDT            12.5           1033         -      Not Applicable
  03/30/2024 08 AM PDT            12.5           1014         -      Not Applicable
  03/30/2024 09 AM PDT            12.5            999         -      Not Applicable
  03/30/2024 10 AM PDT            12.5            994         -      Not Applicable
  03/30/2024 11 AM PDT            12.4            985         -      Not Applicable
  03/30/2024 12 PM PDT            12.4            970         -      Not Applicable
  03/30/2024 01 PM PDT            12.4            961         -      Not Applicable
  03/30/2024 02 PM PDT            12.4            951         -      Not Applicable
  03/30/2024 03 PM PDT            12.3            937         -      Not Applicable
  03/30/2024 04 PM PDT            12.3            928         -      Not Applicable
  03/30/2024 05 PM PDT            12.3            919         -      Not Applicable
  03/30/2024 06 PM PDT            12.3            905         -      Not Applicable
  03/30/2024 07 PM PDT            12.2            895         -      Not Applicable
  03/30/2024 08 PM PDT            12.2            886         -      Not Applicable
  03/30/2024 09 PM PDT            12.2            877         -      Not Applicable
  03/30/2024 10 PM PDT            12.2            868         -      Not Applicable
  03/30/2024 11 PM PDT            12.2            859         -      Not Applicable
  03/31/2024 12 AM PDT            12.2            850         -      Not Applicable
  03/31/2024 01 AM PDT            12.1            841         -      Not Applicable
  03/31/2024 02 AM PDT            12.1            832         -      Not Applicable
  03/31/2024 03 AM PDT            12.1            828         -      Not Applicable
  03/31/2024 04 AM PDT            12.1            819         -      Not Applicable
  03/31/2024 05 AM PDT            12.1            810         -      Not Applicable
  03/31/2024 06 AM PDT            12.1            805         -      Not Applicable
  03/31/2024 07 AM PDT            12.0            797         -      Not Applicable
  03/31/2024 08 AM PDT            12.0            792         -      Not Applicable
  03/31/2024 09 AM PDT            12.0            784         -      Not Applicable
  03/31/2024 10 AM PDT            12.0            775         -      Not Applicable
  03/31/2024 11 AM PDT            12.0            771         -      Not Applicable
  03/31/2024 12 PM PDT            12.0            766         -      Not Applicable
  03/31/2024 01 PM PDT            11.9            758         -      Not Applicable
  03/31/2024 02 PM PDT            11.9            753         -      Not Applicable
  03/31/2024 03 PM PDT            11.9            745         -      Not Applicable
  03/31/2024 04 PM PDT            11.9            741         -      Not Applicable
  03/31/2024 05 PM PDT            11.9            736         -      Not Applicable
  03/31/2024 06 PM PDT            11.9            728         -      Not Applicable
  03/31/2024 07 PM PDT            11.9            724         -      Not Applicable
  03/31/2024 08 PM PDT            11.8            715         -      Not Applicable
  03/31/2024 09 PM PDT            11.8            711         -      Not Applicable
  03/31/2024 10 PM PDT            11.8            707         -      Not Applicable
  03/31/2024 11 PM PDT            11.8            699         -      Not Applicable
  04/01/2024 12 AM PDT            11.8            695         -      Not Applicable
  04/01/2024 01 AM PDT            11.8            691         -      Not Applicable
  04/01/2024 02 AM PDT            11.8            687         -      Not Applicable
  04/01/2024 03 AM PDT            11.8            678         -      Not Applicable
  04/01/2024 04 AM PDT            11.7            674         -      Not Applicable
  04/01/2024 05 AM PDT            11.7            670         -      Not Applicable
#
# NOTE 1: Stages are rounded to the nearest tenth (.1) 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.