ADEQ: Monitoring and Assessment: TMDL Program

Arizona's Total Maximum Daily Load Program - History and Current Status as of 01/25/07

Bill Williams Watershed
Colorado River/Grand Canyon Watershed
Colorado River/Lower Gila River Watershed
Little Colorado River Watershed
Middle Gila Watershed

Salt River Watershed
San Pedro Watershed
Santa Cruz River Watershed
Verde River Watershed
Upper Gila Watershed

Impaired Water	Pollutant(s) Covered	Status	Downloadable Information	Types of Point/ Nonpoint Sources	Approved by EPA	Implementation Plans/Activities	Staff Contact Name
Alamo Lake	Mercury	Modeling is complete. Drafting TMDL document.	Fact Sheet	Under investigation; mining?	No	No	S. Fitch
Boulder Creek - Wilder Creek to Copper Creek	Arsenic	The final TMDL report has been completed.	TMDL Document	Hillside Mine (abandoned), remnant tailings piles	7/26/04	Part 1: Characterization Part 2: Implementation Plan	J. Sutter
	Copper				7/26/04
	Zinc				7/26/04

Colorado River/Grand Canyon Watershed

Impaired Water	Pollutant(s) Covered	Status	Downloadable Information	Types of Point/ Nonpoint Sources	Approved by EPA	Implementation Plans/Activities	Staff Contact Name
No past or current projects in this watershed

Colorado River/Lower Watershed

Impaired Water	Pollutant(s) Covered	Status	Downloadable Information	Types of Point/ Nonpoint Sources	Approved by EPA	Implementation Plans/Activities	Staff Contact Name
Lower Colorado River - Yuma USGS Gage 0952110 to International Border	Nitrogen	The final TMDL report has been completed.	In hardcopy at ADEQ D. Cameron		1992	No	J. Sutter
	Phosphorus	The final TMDL report has been completed.	In hardcopy at ADEQ D. Cameron		1992	No	J. Sutter

Little Colorado River Watershed

Impaired Water	Pollutant(s) Covered	Status	Downloadable Information	Types of Point/ Nonpoint Sources	Approved by EPA	Implementation Plans/Activities	Staff Contact Name
Lake Mary (lower)	Mercury	Modeling completed, drafting TMDL Report.	Fact Sheet	Under investigation	No	No	S. Fitch
Lake Mary (upper)	Mercury	Modeling completed, drafting TMDL Report.	Fact Sheet	Under investigation	No	No	S. Fitch
Little Colorado River - Nutrioso to Carnero	Turbidity	The final TMDL report has been completed.	TMDL Document	ranching, golf course	09/30/02	No	J. Sutter
Little Colorado River - Porter Tank to McDonald's Wash	Copper	Sampling is ongoing.	Fact Sheet	unknown	No	No	J. Sutter
Little Colorado River - Porter Tank to McDonald's Wash	Silver	Sampling is ongoing.	Fact Sheet	unknown	No	No	J. Sutter
Little Colorado River - Water Canyon to Nutrioso	Turbidity	The final TMDL report has been completed.	TMDL Document	ranching, golf course	09/30/02	No	J. Sutter
Long Lake	Mercury	Modeling completed, drafting TMDL Report.	Fact Sheet	Under investigation	No	No	S. Fitch
Lyman Lake	Mercury			Under investigation	No	No	D. Buchanan
Nutrioso Creek - headwaters to Little Colorado River	Turbidity	The final TMDL report has been completed. CWA 319 projects ongoing.	TMDL Document	nonpoint sources, grazing	09/08/00	Yes	J. Sutter
Rainbow Lake	pH	The final TMDL report has been completed.	In hardcopy at ADEQ D. Cameron Fact Sheet	historic agricultural runoff, historic septic, internal nutrient cycling	01/00	AZGF has harvested	S. Fitch
	Nitrogen				01/00	AZGF has harvested
	Phosphorus				01/00	AZGF has harvested
Soldier's Annex Lake	Mercury	Modeling completed, drafting TMDL Report.	Fact Sheet	Under investigation	No	No	S. Fitch
Soldier's Lake	Mercury	Modeling completed, drafting TMDL Report.	Fact Sheet	Under investigation	No	No	S. Fitch

Middle Gila Watershed

Impaired Water	Pollutant(s) Covered	Status	Downloadable Information	Types of Point/ Nonpoint Sources	Approved by EPA	Implementation Plans/Activities	Staff Contact Name
French Gulch - headwaters to Hassayampa River	Cadmium	The final TMDL report has been completed.	TMDL Document	inactive mine	06/05	No	J. Sutter
	Copper				06/05	No
	Zinc				06/05	No
Hassayampa River - headwaters to Copper Creek	Cadmium	The final TMDL report has been completed.	TMDL Document	abandoned mines	11/25/02	No	J. Sutter
	Copper				11/25/02	No
	Zinc				11/25/02	No
Queen Creek - Headwaters to Superior WWTP	Copper	Sampling is ongoing.	Fact Sheet	mining	No	No	K. Palmer
Queen Creek - Superior WWTP to Potts Canyon	Copper	Sampling is ongoing.	Fact Sheet	mining	No	No	K. Palmer
Turkey Creek - tributary at 34°19'28"/112°21'28" to Poland Creek	Cadmium	Coordination is ongoing with the Forest Service. The draft TMDL is being reviewed.	TMDL Document	Golden Belt Mine and Golden Turkey Mine (abandoned); bedload	No	No	J. Sutter
	Copper				No	No
	Zinc				No	No

Salt River Watershed

Impaired Water	Pollutant(s) Covered	Status	Downloadable Information	Types of Point/ Nonpoint Sources	Approved by EPA	Implementation Plans/Activities	Staff Contact Name
Christopher Creek - headwaters to Tonto Creek	E. Coli	The final E. Coli TMDL report has been completed.	TMDL Document	wildlife, recreation, septic systems	7/26/04	No	J. Sutter
Crescent Lake	High pH			Under investigation	No	No	D. Buchanan
Pinto Creek - headwaters to tributary at 33°19'27"/ 110°54'56"	Copper	EPA approved the Phase I TMDL in April 2001. ADEQ developing site specific standard.	TMDL Document Site-specific Standard Report Appendix A Appendix B	mining	04/01	No (NPDES permit pending for mine)	G. Olsen
Pinto Creek - Ripper Spring to Roosevelt Lake	Copper	ADEQ developing site specific standard for Copper.	Site-specific Standard Report Appendix A Appendix B	mining	No	No	G. Olsen
Pinto Creek - Ripper Spring to Roosevelt Lake	Selenium	ADEQ developing site specific standard for Copper.	Site-specific Standard Report Appendix A Appendix B	mining	No	No	G. Olsen
Pinto Creek - tributary at 33°19'27"/ 110°54'56" to Ripper Springs	Copper	EPA approved the Phase I TMDL in April 2001. ADEQ developing site specific standard.	TMDL Document Site-specific Standard Report Appendix A Appendix B	mining	04/01	No (NPDES permit pending for mine)	G. Olsen
Salt River - headwaters to Roosevelt Lake	Phosphorus	The final TMDL report has been completed.	In hardcopy at ADEQ D. Cameron		1987	No	J. Sutter
Tonto Creek - headwaters to tributary at 34°48'10"/111°04'14"	Nitrogen	The final Nitrogen and E. Coli TMDL reports have been completed.	Nitrogen TMDL Document	wildlife, recreation, septic systems, fish hatchery	06/05	Yes	J. Sutter
	E. Coli		E.Coli TMDL Document	wildlife, recreation, septic systems, fish hatchery	7/26/04	Yes Draft TMDL Implementation Plan	J. Sutter
Tonto Creek - tributary at 34°48'10"/111°04'14" to Haigler Creek	Nitrogen	The final Nitrogen and E. Coli TMDL reports have been completed.	Nitrogen TMDL Document	wildlife, recreation, septic systems, fish hatchery	06/05	Yes Draft TMDL Implentation Plan	J. Sutter
	E. Coli		E.Coli TMDL Document	wildlife, recreation, septic systems, fish hatchery	7/26/04	Yes	J. Sutter

San Pedro Watershed

Impaired Water	Pollutant(s) Covered	Status	Downloadable Information	Types of Point/ Nonpoint Sources	Approved by EPA	Implementation Plans/Activities	Staff Contact Name
Brewery Gulch - Wildcat Canyon to Mule Gulch	Copper	Modeling has been completed. Additional sampling is necessary to support development of a site specific standard. Sampling is ongoing.		mining, nonpoint sources, acid rock drainage	No	Phelps Dodge is implementing stormwater measures	G. Olsen
Mule Gulch - Bisbee WWTP to Highway 80 Bridge	Cadmium	Modeling has been completed. Additional sampling is necessary to support development of a site specific standard. Sampling is ongoing.		mining, nonpoint sources, acid rock drainage	No	Phelps Dodge is implementing stormwater measures.	G. Olsen
	Copper				No
	pH				No
	Zinc				No
Mule Gulch - above Lavendar Pit to Bisbee WWTP	Copper	Modeling has been completed. Additional sampling is necessary to support development of a site specific standard. Sampling is ongoing.		mining, nonpoint sources, acid rock drainage	No	Phelps Dodge is implementing stormwater measures	G. Olsen
Mule Gulch - above Lavendar Pit to Bisbee WWTP	pH			mining, nonpoint sources, acid rock drainage	No	Phelps Dodge is implementing stormwater measures	G. Olsen
Mule Gulch - headwaters to above Lavendar Pit	Copper	Modeling has been completed. Additional sampling is necessary to support development of a site specific standard. Sampling is ongoing.		mining, nonpoint sources, acid rock drainage	No	Phelps Dodge is implementing stormwater measures	G. Olsen
San Pedro River - Aravaipa Creek to Gila River	E. coli and selenium		Fact Sheet (FS07-11)	Under investigation	No	No	C. Breslin
San Pedro - Babocomari to Dragoon Wash	E. Coli	Sampling is ongoing.	Fact Sheet	Under investigation	No	No	J. Sutter

Santa Cruz River Watershed

Impaired Water	Pollutant(s) Covered	Status	Downloadable Information	Types of Point/ Nonpoint Sources	Approved by EPA	Implementation Plans/Activities	Staff Contact Name
Alum Gulch - headwaters to ephemeral reach	Cadmium	The final TMDL report has been completed.	TMDL Document	abandoned mines, natural background	08/03	Yes Draft TMDL Implementation Plan	J. Sutter
	Copper				08/03
	pH				08/03
	Zinc				08/03
Arivaca Lake	Hg	The final TMDL report has been completed.	In hardcopy at ADEQ D. Cameron		1999		S. Fitch
Harshaw Creek - headwaters to ephemeral segment	Copper	The final TMDL report has been completed.	TMDL Document	abandoned mines, natural background	08/03	No	J. Sutter
	pH				08/03	No
	Zinc				08/03	No
Lakeside Lake	Dissolved Oxygen	The final TMDL report has been completed.	TMDL Document	reclaimed water, stormwater	No	City of Tucson installed new aeration system on 06/25/02. City and ADEQ will monitor lake water quality for first year as part of implementation plan.	S. Fitch
	Ammonia
	Nutrients
	pH
Parker Canyon Lake	Mercury	Sampling is ongoing.	Fact Sheet	Under investigation	No	No	L. DeGraaf
Pena Blanca Lake	Hg	The final TMDL report has been completed. The USFS has remediated the most likely source of Hg to the lake.	In hardcopy at ADEQ D. Cameron		1999	Yes	S. Fitch
Three R Canyon - headwaters to ephemeral segment	Cadmium	The final TMDL report has been completed.	TMDL Document	abandoned mines, natural background	08/03	No	J. Sutter
	Copper				08/03	No
	Zinc				08/03	No

Verde River Watershed

Impaired Water	Pollutant(s) Covered	Status	Downloadable Information	Types of Point/ Nonpoint Sources	Approved by EPA	Implementation Plans/Activities	Staff Contact Name
East Verde River - American Gulch to Verde River	Arsenic and boron			Under investigation	No	No	K. Palmer
Oak Creek - headwaters to Verde River	Nitrogen	The final TMDL report has been completed. CWA 319 projects ongoing.	In hardcopy at ADEQ D. Cameron		1987	Yes	J. Sutter
Oak Creek - headwaters to Verde River	Phosphorus		In hardcopy at ADEQ D. Cameron		1987	Yes	J. Sutter
Oak Creek - headwaters to Verde River	Nitrogen	The final TMDL report has been completed.	In hardcopy at ADEQ D. Cameron	fish hatcheries, wildlife, recreation, septic systems	1999	N/A	J. Sutter
	Phosphorus	The final TMDL report has been completed.	In hardcopy at ADEQ D. Cameron		1999	N/A	J. Sutter
	Fecal Coliform	The final TMDL report has been completed. CWA 319 projects ongoing.	In hardcopy at ADEQ D. Cameron		1999	Yes	S. Fitch J. Sutter
	E. coli		In hardcopy at ADEQ D. Cameron		1999	Yes	S. Fitch J. Sutter
Munds Creek - headwaters to Oak Creek	Nitrogen	The final TMDL report has been completed.	In hardcopy at ADEQ D. Cameron	waste water treatment plant	1999	NPDES	J. Sutter
Munds Creek - headwaters to Oak Creek	Phosphorus	The final TMDL report has been completed.	In hardcopy at ADEQ D. Cameron	waste water treatment plant	1999	NPDES	J. Sutter
Peck's Lake	DO	The final TMDL report has been completed.	TMDL Document	internal nutrient cycling	05/14/02	Stormwater permit (NPDES)	S. Fitch
	pH				05/14/02	Stormwater permit (NPDES)
	Nutrients				N/A	Stormwater permit (NPDES)
Stoneman Lake	DO	The final TMDL report has been completed. CWA 319 projects are ongoing.	TMDL Document	internal nutrient cycling	09/08/00	Yes	S. Fitch
	pH				09/08/00	Yes
	Nutrients				09/08/00	Yes
Verde River - 15060203 to Above West Clear Creek	Turbidity	The final TMDL report has been completed.	TMDL Document	grazing, recreational uses	05/14/02	No	J. Sutter
Verde River - 15060202-065 to Below Railroad Draw	Turbidity	The final TMDL report has been completed.	TMDL Document	grazing, recreational uses	05/14/02	No	J. Sutter
Verde River - headwaters to West Clear Creek	Phosphorus	Further sampling to characterize contributions from groundwater is necessary. ADEQ is supporting the USGS Verde basin investigation. Assimilation study on hold until data is available.		effluent discharges, growth	No	No	J. Sutter
Verde River - headwaters to West Clear Creek	Nitrogen			effluent discharges, growth	No	No	J. Sutter
Verde River - Oak Creek to Fossil Creek	Nitrogen	The final TMDL report has been completed.	In hardcopy at ADEQ D. Cameron		1987	No	J. Sutter
Verde River - Oak Creek to Fossil Creek	Phosphorus	The final TMDL report has been completed.	In hardcopy at ADEQ D. Cameron		1987	No	J. Sutter
Verde River Sycamore Creek - Oak Creek	Turbidity	The final TMDL report has been completed.	TMDL Document	grazing, recreational uses	05/14/02	U.S. Forest Service has implemented grazing, road, grassland and stream restoration BMPs.	J. Sutter
Watson Lake	Nitrogen, dissolved oxygen, pH			Under investigation	No	No	S. Fitch

Upper Gila Watershed

Impaired Water	Pollutant(s) Covered	Status	Downloadable Information	Types of Point/ Nonpoint Sources	Approved by EPA	Implementation Plans/Activities	Staff Contact Name
Gila River - Bonita Creek to Yuma Wash	E. coli and sediment		Fact Sheet	Under investigation	No	No	D. McCarty
Gila River - Skully Creek to San Francisco River	Selenium		Fact Sheet	Under investigation	No	No	D. McCarty
Luna Lake	Nitrogen	The final TMDL report has been completed.	Fact Sheet	internal nutrient cycling, wildlife, grazing, septic systems	09/08/00	In Process	S. Fitch
	Phosphorus				09/08/00	In Process
	pH				09/08/00	In Process
	DO				09/08/00	In Process

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