Burr Oak Creek IA 02-CED-580
mouth (S12 T98N R16W Mitchell Co.) to Mitchell County Road T46 at W line S10 T98N R16W Mitchell Co.
- Cycle
- 2022
- Release Status
- Final
- Overall IR
- 5 - Water is impaired or threatened and a TMDL is needed.
- Trend
- Unknown
- Created
- 12/21/2021 8:04:51 AM
- Updated
- 1/31/2022 8:40:37 AM
The Class BWW2 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 BIO See Below 230 Burr Oak Creek Osage (Downstream) Benthic
Macroinvertebrates: BioNet Site ID Date Drainage Area (mi2) Ecoregion Major Drainage BM Sample Gear BMIBI score BMIBI Class 47c BMIBI BIT BMIBI Pass/Fail 230 8/15/13 23 47c MS Hess 57 Good 70 Fail 230 7/30/12 23 47c MS Hess 69 Good 70 Fail BioNet Site ID Date Drainage Area (mi2) Ecoregion Major Drainage Riffle Stream? FIBI score FIBI Class 47c FIBI BIT FIBI Pass/Fail 230 8/15/13 23 47c MS No 76 Excellent 44 Pass 230 7/30/12 23 47c MS No 62 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 it used samples Overall Evaluated Fail Not 5bv not
collected in the last five years. Even
though Burr Oak Creek is classified as a class BWW2 stream, based on the
January 2021 summary of trout reproduction in Iowa streams prepared by the DNR
Fisheries Bureau, the Class BWW2 aquatic life use of Burr Oak Creek was
assessed as "fully supported." According to the updated summary, this
stream was placed in Category I: streams that exhibit consistent natural
reproduction and maintain a wild population of one or more trout species
without any stocking.
Presumptive Class A1 - No Data
Class BWW2 - Biological Sampling:
Fish:
Overall:
Class BWW2- Trout Natural Reproduction: