MLBK1: Marion Lake 

                                SHEF ID:       MLBK1     Marion Lake
STATION TYPE:  RESERVOIR
Flood Pool:  Bottom =  1350.50, Top =  1358.50

               PRECIP ELEVATION   STORAGE    INFLOW   RELEASE  AIR-TEMP  WIND-DIRWIND-SPEED REL-HUMID SOLAR-RAD   VOLTAGE  BAT-LOAD
                   in        ft     ac-ft       cfs       cfs         F       deg       mph         %      W/m2      volt      volt
              Ccp-Rev   Ccp-Rev   Ccp-Rev  Rev-Regi  Rev-Regi   Ccp-Rev   Ccp-Rev   Ccp-Rev   Ccp-Rev   Ccp-Rev   Ccp-Rev   Ccp-Rev
(America/Chicago)
02/04 00:00      0.00   1350.60     77485        86        99     31.44    353.20      5.10     93.53      0.00     13.18     12.62
02/04 01:00      0.00   1350.60     77485        82        99     31.06    350.20      5.70     92.67      0.00     13.18     12.61
02/04 02:00      0.00   1350.61     77549        78        99     30.85    335.70      5.10     93.56      0.00     13.18     12.62
02/04 03:00      0.00   1350.60     77485        78        99     30.65    320.10      5.60     94.35      0.00     13.18     12.61
02/04 04:00      0.00   1350.60     77485       200        99     30.83    322.10      5.40     94.65      0.00     13.15     12.63
02/04 05:00      0.00   1350.60     77485       200        99     30.88    328.40      5.50     94.90      0.00     13.17     12.63
02/04 06:00      0.00   1350.61     77549       185        99     31.17    328.90      6.40     94.94      0.00     13.15     12.62
02/04 07:00      0.00   1350.61     77549       185        99     31.68    335.40      7.20     95.21      0.00     13.18     12.63
02/04 08:00      0.00   1350.60     77485       185        99     32.79    350.60      7.70     91.93      0.00     13.18     12.63
02/04 09:00      0.00   1350.60     77485        62        99     33.06    336.90      5.50     90.62     24.40     13.18     12.63
02/04 10:00      0.00   1350.60     77485        62        99     33.31    314.00      4.70     91.27    112.90     13.18     12.62
02/04 11:00      0.00   1350.61     77549        78        99     34.30    332.70      6.50     88.92    204.20     13.18     12.62
02/04 12:00      0.00   1350.60     77485       200        99     35.08    319.70      7.30     87.26    280.30     13.18     12.63
02/04 13:00      0.00   1350.60     77485       200        99     37.04    317.80      2.70     82.30    270.90     13.18     12.63
02/04 14:00      0.00   1350.61     77549       200        99     38.21    354.10      5.30     80.61    139.50     13.18     12.62
02/04 15:00      0.00   1350.61     77549       205        99     37.27    335.80     11.20     82.69    195.30     13.18     12.62
02/04 16:00      0.00   1350.61     77549       209        99     38.23    348.40     16.70     78.32    113.50     13.17     12.61
02/04 17:00      0.00   1350.60     77485        91        99     37.99    359.10     10.00     79.13     29.20     13.17     12.61
02/04 18:00      0.00   1350.61     77549        95        99     37.44    359.60      7.20     81.78      0.30     13.17     12.61
02/04 19:00      0.00   1350.61     77549        99        99     36.84      5.30      6.30     81.03      0.00     13.17     12.60
02/04 20:00      0.00   1350.61     77549        99        99     35.17     53.30      3.50     78.60      0.00     13.17     12.60
02/04 21:00      0.00   1350.61     77549        99        99     32.27    142.90      1.70     84.52      0.00     13.18     12.80
02/04 22:00      0.00   1350.61     77549        99        99     31.06    251.50      0.60     89.92      0.00     13.18     12.61
02/04 23:00      0.00   1350.61     77549      ----      ----     28.69    224.20      2.20     92.99      0.00     13.14     12.61
Data processed at Thu 05Feb2026 05:07 GMT

NOTICE: If you are parsing this page

Please convert to using our Data API. Starting early 2026 we will be migrating to: https://water.usace.army.mil with modern pages rendered in JavaScript. When this migration completes you will no longer be able to scrape this page! CWMSDataAPI (CDA)

Timeseries IDs (TSIDs)

TSIDs used from left to right in the data table 
MARI.Precip-Inc.Total.1Hour.1Hour.Ccp-Rev
MARI.Elev.Inst.1Hour.0.Ccp-Rev
MARI.Stor.Inst.1Hour.0.Ccp-Rev
MARI.Flow-Res In.Ave.1Hour.1Hour.Rev-Regi-Computed
MARI.Flow-Res Out.Inst.1Hour.0.Rev-Regi-Flowgroup
MARI.Temp-Air.Inst.1Hour.0.Ccp-Rev
MARI.Dir-Wind.Inst.1Hour.0.Ccp-Rev
MARI.Speed-Wind.Inst.1Hour.0.Ccp-Rev
MARI.%-Humidity.Inst.1Hour.0.Ccp-Rev
MARI.Irrad.Inst.1Hour.0.Ccp-Rev
MARI.Volt-Battery.Inst.1Hour.0.Ccp-Rev
MARI.Volt-Battery Load.Inst.1Hour.0.Ccp-Rev

All information presented herein is the property of the government of the United States of America and may be revised or deleted at any time without prior notice. Dissemination of this information without the expressed written consent of the Public Affairs Office, Tulsa District U.S. Army Corps of Engineers is strictly prohibited. These data are gathered electronically and, as presented, have NOT undergone any form of quality control. These data are NOT guaranteed to be valid or correct.