Buffalo Creek IA 01-WPS-378
from confluence with unnamed tributary in N 1/2 S27T88NR7W (Buchanan Co.) to confluence of the East Branch and West Branch of Buffalo Creek in S35 T90N R8W Buchanan Co.
- Assessment Cycle
- 2020
- Release Status
- Final
- Data Collection Period
- Overall IR Category
- 3 - Insufficient data exist to determine whether any designated uses are met.
- Trend
- Unknown
- Created
- 8/27/2020 9:55:40 AM
- Updated
- 10/15/2020 2:27:41 PM
Assessment Summary
The Class BWW2 use remains assessed as "partially supported" based on biological sampling data. All other designated uses were "not assessed".
Assessment Explanation
Sources
of Data: Data Source Data Source ID Data Type Data Age Site ID Site Name Site Description Iowa DNR 6 BIO See Below 754 Buffalo Creek Winthrop Presumptive Class A1 - No Data Class
BWW2 - Biological Sampling: 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 754 9/28/10 69 47c MS/WW ArtSub 40 Fair 52 Fail Fish: BioNet Site ID Date Drainage Area (mi2) Ecoregion Major Drainage/ Thermal Riffle Site? FIBI score FIBI Class 47c FIBI BIT FIBI Pass/ Fail 754 9/28/10 69 47c MS/WW No 53 Good 44 Pass Overall
Assessment: Community Assessment
Type Assessment
Result Support
Level Earned
IR Category Actual
IR Category Reason Benthic
Macroinvertebrates Evaluated Fail (0/1) Partial Fish Evaluated Pass (1/1) Full Overall Evaluated Fail Partial 3bc 3bc Assessment
is evaluated because the assessment was based on a single sample older than
five years.
Assessment Key Dates
9/28/2010 | Biological Monitoring |
Methods
150 | Monitoring data more than 5 years old |
315 | Regional reference site approach |
320 | Benthic macroinvertebrate surveys |
330 | Fish surveys |