Little Volga River IA 01-VOL-6438
from confluence with unnamed tributary in Sec. 36 T92N R9W Fayette Co. to headwaters in Sec. 35 T92N R8W Fayette Co.
- Cycle
- 2022
- Release Status
- Final
- Overall IR
- 3 - Insufficient data exist to determine whether any designated uses are met.
- Trend
- Unknown
- Created
- 1/4/2022 11:14:12 AM
- Updated
- 1/18/2022 3:29:34 PM
The presumptive Class BWW1 use was assessed as “WINOFI” based on biological sampling data. All other designated uses were "not assessed." This segment is not designated for the Class HH use in the Iowa Surface Water Classification Document. However, a one meal/week mercury consumption advisory for smallmouth bass exists on this segment of the Volga River – see https://www.iowadnr.gov/Environmental-Protection/Water-Quality/Water-Monitoring/Fish-Tissue
Data
Sources: Data Source Data Source ID Data Type Data Age Site ID Site Name Site Description Iowa DNR 6 BIO See Below 783 Little Volga River Maynard – HW43 Benthic
Macroinvertebrates: BioNet Site ID Date Drainage Area (mi2) Ecoregion Major Drainage/ Thermal BM Sample Gear BMIBI score BMIBI Class 47c BMIBI BIT BMIBI Pass/Fail 783 7/19/16 5 47c MS/WW ArtSub 35 Fair 52 Fail 783 7/23/14 5 47c MS/WW ArtSub 24 Poor 52 Fail BioNet Site ID Date Drainage Area (mi2) Ecoregion Major Drainage/ Thermal Riffle Stream? FIBI score FIBI Class 47c FIBI BIT FIBI Pass/Fail 783 7/19/16 5 47c MS/WW No 69 Good 44 Pass 783 7/23/14 5 47c MS/WW No 59 Good 44 Pass Community Assessment Type Assessment Result Support Level IR Category Reason Benthic Macroinvertebrates Evaluated Fail (0/2) Not Fish Evaluated Pass (2/2) Full Assessment
was evaluated because the drainage area of the Overall Evaluated Pass WINOFI 3bu sample
site was smaller than the calibrated range.
Presumptive Class A1 - No Data
Presumptive Class BWW1 - Biological Sampling:
Fish:
Overall: