Iowa DNR
Iowa DNR
ADBNet
Water Quality Assessments
Impaired Waters List

McLoud Run IA 02-CED-508

Alternate name(s) for this segment: Cold Stream

mouth (SW 1/4 S16 T83N R7W Linn Co.) to headwaters in SW 1/4 S5 T83N R7W Linn Co.

Assessments
Cycle
IR Category
5
5
5
5
5
Legacy Assessments
Cycle
Overall
Not supporting
Partial
Partial
Partial
Partial
Partial
Partial
Partial
Partial
Details
Type
River
Segment ID
508
Segment Size
4.35 Miles
07080205
Legacy ADBCode
IA 02-CED-0218_0
Designated Uses
  • Class A1 P
  • Class BWW1 P
  • Class HH
Segment Memos 1
Prior to the 2008 Section 305(b) cycle, this stream segment was classified only for general uses. Due to changes in Iowa’s surface water classification that were approved by U.S. EPA in February 2008, this segment is now presumptively designated for Class A1 (primary contact recreation) uses and for Class B(WW1) aquatic life uses. According to the Iowa Water Quality Standards, all perennial rivers and streams and all intermittent streams with perennial pools that are not specifically listed in the Iowa surface water classification are designated as Class A1 and Class B(WW1) waters. Perennial flow is presumed. Although McLoud Run is known for its ability to support coldwater aquatic life, no rulemaking efforts have been initiated to designate this stream for Class B(CW1) coldwater aquatic life uses.
7/18/2019
Map Map Legend
Water Monitoring Network
AQuIA Monitoring Sites
Fish Kill Origin Points
BioNet Biological Assessment Sites
Segments
Non-River Segments
River segments
Selected river segment
20 mi
Esri, USGS | County of Story, Iowa DNR, Esri, TomTom, Garmin, FAO, NOAA, USGS, EPA, NPS, USFWS | Iowa Department of Natural Resources
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