IOLK1: Grand River, Iola 

                                SHEF ID:       IOLK1     NEOSHO RIVER NEAR IOLA
STATION TYPE:  
Regulating: Stage =    15.00, Flow =    18228

               PRECIP     STAGE  RIV-FLOW  AIR-TEMP  BAT-LOAD
                   in        ft       cfs         F      volt
              Ccp-Rev   Ccp-Rev   Ccp-Rev   Ccp-Rev   Ccp-Rev
(America/Chicago)
05/08 00:00      0.00      8.31      2356     15.70     12.49
05/08 01:00      0.00      8.27      2257     15.20     12.46
05/08 02:00      0.00      8.23      2159     15.10     12.44
05/08 03:00      0.00      8.19      2064     13.90     12.41
05/08 04:00      0.00      8.15      1971     13.30     12.40
05/08 05:00      0.00      8.10      1857     12.70     12.37
05/08 06:00      0.00      8.06      1768     12.30     12.34
05/08 07:00      0.00      8.02      1682     12.40     12.34
05/08 08:00      0.00      7.98      1597     13.40     12.36
05/08 09:00      0.00      7.96      1555     14.70     12.39
05/08 10:00      0.00      7.93      1494     17.10     12.73
05/08 11:00      0.00      7.90      1434     20.00     12.92
05/08 12:00      0.00      7.88      1394     22.10     12.96
05/08 13:00      0.00      7.87      1375     24.20     12.92
05/08 14:00      0.01      7.85      1336     21.90     12.83
05/08 15:00      0.02      7.84      1317     22.60     12.67
05/08 16:00      0.00      7.83      1298     24.00     12.83
05/08 17:00      0.00      7.82      1279     23.20     12.66
05/08 18:00      0.05      7.81      1260     20.20     12.78
05/08 19:00      0.00      7.80      1241     21.20     12.73
05/08 20:00      0.00      7.80      1241     19.30     12.58
05/08 21:00      ----      ----      ----      ----      ----
05/08 22:00      ----      ----      ----      ----      ----
05/08 23:00      ----      ----      ----      ----      ----
Data processed at Sat 09May2026 01:38 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 
IOLA.Precip-Inc.Total.1Hour.1Hour.Ccp-Rev
IOLA.Stage.Inst.1Hour.0.Ccp-Rev
IOLA.Flow.Inst.1Hour.0.Ccp-Rev
IOLA.Temp-Air.Inst.1Hour.0.Ccp-Rev
IOLA.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.