Brophy Creek IA 01-WPS-358
mouth (S1 T80N R4E Clinton Co.) to confluence with Cherry Cr. in S17 T81N R5E Clinton Co.
- Cycle
- 2024
- Release Status
- Final
- Overall IR
- 5 - Water is impaired or threatened and a TMDL is needed.
- Trend
- Unknown
- Created
- 11/1/2023 8:12:42 AM
- Updated
- 1/17/2024 3:21:36 PM
The Class BWW1 use was assessed as “not supported” based on biological sampling data. All other designated uses were "not assessed."
Data Sources: Data Source Data Source ID Data Type Data Age Site ID Site Name Site Description Iowa DNR 6 WQ CY 2021 413 Brophy Creek McCausland – REMAP #108 Iowa DNR 6 BIO See Below 413 Brophy Creek McCausland – REMAP #108
Presumptive Class A1 - No Data Benthic
Macroinvertebrates: BioNet Site ID Date Drainage Area (mi2) Ecoregion Major Drainage/ Thermal BM Sample Gear BMIBI score BMIBI Class 47f BMIBI BIT BMIBI Pass/Fail 413 8/4/21 88.5 47f MS/WW ArtSub 67 Good 51 Pass 413 10/2/14 88.5 47f MS/WW ArtSub 44 Fair 51 Fail 413 9/30/13 88.5 47f MS/WW ArtSub 39 Fair 51 Fail BioNet Site ID Date Drainage Area (mi2) Ecoregion Major Drainage/ Thermal Riffle Site? FIBI score FIBI Class 47f FIBI BIT FIBI Pass/Fail 413 8/4/21 88.5 47f MS/WW NA 46 Good 36 Pass Community Assessment Type Assessment Result Support Level IR Category Reason Benthic Macroinvertebrates Evaluated Fail (1/3) Not Fish Evaluated Pass (1/1) Full Assessment was evaluated because the assessment Overall Evaluated Fail Not 5bv included samples greater than five years old. Class BWW1- Continuous
DO Monitoring: Site ID Data Source ID # Days Monitoring (2021) DO Criteria Type # 2021 violations / Violations needed for impairment Violates Annual Significantly >10% Rule? Assessment Type Support Level 24 hr 0/4 No 413 6 14 16 hr 0/4 No Evaluated Full
Class BWW1 - Biological Sampling:
Fish:
Overall Assessment:
Class HH - No Data