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)
05/01 00:00      0.00   1350.33     75737        43        99     54.03     33.60      8.10     57.24      0.00     13.17     12.63
05/01 01:00      0.00   1350.32     75672        13        99     51.49     42.50      9.40     59.41      0.00     13.17     12.63
05/01 02:00      0.00   1350.33     75737        14        99     49.21     48.60      8.80     64.06      0.00     13.17     12.63
05/01 03:00      0.00   1350.32     75672        15        99     45.46    103.00      2.10     69.76      0.00     13.16     12.64
05/01 04:00      0.00   1350.32     75672        18        99     43.03    168.10      2.00     78.95      0.00     13.14     12.63
05/01 05:00      0.00   1350.32     75672        18        99     43.79    128.90      1.30     75.96      0.00     13.15     12.63
05/01 06:00      0.00   1350.32     75672        23        99     41.70    175.10      1.80     84.89      0.00     13.16     12.63
05/01 07:00      0.00   1350.32     75672        19        99     39.56    161.50      2.30     89.65      8.40     13.15     12.63
05/01 08:00      0.00   1350.32     75672        19        99     40.68    160.90      2.20     91.40    160.90     13.14     12.64
05/01 09:00      0.00   1350.31     75608        19        99     49.23    179.40      5.00     69.56    388.70     13.14     12.63
05/01 10:00      0.00   1350.31     75608        19        99     55.22    189.00      6.00     48.32    612.70     13.12     12.63
05/01 11:00      0.00   1350.32     75672        19        99     58.51    240.10      5.30     37.55    809.60     12.95     12.63
05/01 12:00      0.00   1350.31     75608        24        99     60.48    312.90      4.40     30.11    957.20     13.17     12.65
05/01 13:00      0.00   1350.31     75608        23        99     62.83    329.40      2.40     24.82   1034.20     13.17     12.65
05/01 14:00      0.00   1350.31     75608        23        99     64.35    330.10      3.70     23.55   1048.30     13.17     12.63
05/01 15:00      0.00   1350.32     75672        41        99     64.63    339.80      9.40     29.57    750.40     13.17     12.63
05/01 16:00      0.00   1350.31     75608        82        99     64.96    339.10      5.00     27.83    477.50     13.13     12.63
05/01 17:00      0.00   1350.35     75867        87        99     61.95    347.10     13.40     43.21     67.60     13.17     12.63
05/01 18:00      0.00   1350.32     75672        82        99     59.16    359.10      7.10     52.98    111.50     13.17     12.62
05/01 19:00      0.00   1350.32     75672        87        99     59.07    338.10      3.70     50.26     45.70     13.13     12.63
05/01 20:00      0.00   1350.31     75608        73        99     58.33    255.50      5.30     57.10     32.00     13.17     12.63
05/01 21:00      0.00   1350.31     75608        37        99     55.89    223.90      3.00     66.07      0.00     13.17     12.63
05/01 22:00      0.00   1350.31     75608        37        99     53.76    224.80      2.00     72.49      0.00     13.17     12.63
05/01 23:00      0.00   1350.31     75608      ----      ----     51.19     96.40      2.50     80.08      0.00     13.17     12.63
Data processed at Sat 02May2026 04:07 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.