TMDLs for the Cimarron River Basin


All of these TMDLs were submitted to EPA
on June 29, 2000 and have been approved.


Table 1 - Stream TMDLs

Waterbody

Impairment

Priority

Station

ApprovalStatus

Subbasin: Upper Cimarron (HUC 11040006)

CIMARRON RIVER

Cl

Low

SC222

9/11/00

CIMARRON RIVER (pH)

pH

Low

SC222

9/11/00

Subbasin: Crooked (HUC 11040007)

CROOKED CREEK (Cl)

Cl

Low

SC600

9/11/00

CROOKED CREEK (NH3)

NH3

Cat 3

Modeled - Addressed with NPDES Permit

12/18/08, Further Evaluation in 2012

Subbasin: Upper Cimarron - Bluff (HUC 11040008)

BLUFF CREEK (Sulf)

Sulf

Cat 2

SC593

9/11/00, Delisted 08/12/2010

CAVALRY CREEK (FCB)

FCB

Medium

SC624

8/9/00

CIMARRON RIVER (Cl)

Cl

Low

SC592

9/11/00

CIMARRON RIVER (Sulf)

BIG SANDY CREEK NEAR ASHLAND

Sulf

Low

SC738

2010 Delisted Station: SC592

9/11/00

Table 2 - Lake TMDLs

Waterbody

Impairment

Priority

Station

ApprovalStatus

Subbasin: Upper Cimarron (HUC 11040006)

RUSSELL LAKE (E)

E

Low

LM060101

9/11/00

Subbasin: Crooked (HUC 11040007)

LAKE MEADE SP (AP)

AP

High

LM010601

9/11/00

LAKE MEADE SP (DO)

DO

High

LM010601

9/11/00

LAKE MEADE SP (E)

E

High

LM010601

9/11/00

LAKE MEADE SP (pH)

pH

High

LM010601

9/11/00

Subbasin: Upper Cimarron-Bluff (HUC 11040008)

BIG BASIN WA (E)

E

High

LM060001

9/11/00

LAKE COLDWATER

E

Low

LM042601

3/22/2013

Abbreviations

  • * -- Computer Modeled
  • AP -- excessive biomass of submersed vascular plants (macrophytes) that is sufficient to interfere with designated uses or impair the development of trophic state
  • BOD -- Biochemical Oxygen Demand
  • CL -- Chloride
  • DO -- low dissolved oxygen in the upper 3.0 meters of the water column, over the deepest location in the water body
  • HUC -- U.S. Geological Survey hydrological unit code
  • E -- eutrophication, biological community impacts, and excessive nutrient/organic loading
  • FCB -- fecal coliform bacterial count
  • FLUOR -- Fluoride
  • NH3 -- total ammonia
  • pH -- pH over 8.5 or under 6.5
  • SULF -- sulfate