Property Details for Tohono O'odham Nation Casa Grande (CG) Mining District

On this page:

Profile Information
Property Location
Property Progress
CAs Associated with this Property
Assessment Activities at this Property
Climate Adaption and Mitigation - Planning or Assessment
Contaminants and Media
Cleanup Activities
Climate Adaption and Mitigation - Demolition or Cleanup
Institutional & Engineering Controls
Redevelopment and Other Leveraged Accomplishments
Climate Adaption and Mitigation - Redevelopment
Additional Property Attributes

Legal Notices

Profile Information

Property Alias

Property Owner

Government

ACRES Property ID

252277

Property Address

Sif Oidak District CASA GRANDE, AZ 85122

Size

142

Parcel Numbers

Latitude/Longitude

32.88168500000006 / -111.75050999999996

Congressional District

Property Contact

Kline, Marilyn

Kline.Marilyn@epa.gov

415-972-3646

Top of Page

Property Location

Top of Page

Property Progress

Assessment

Clean Up

Institutional Controls in Place

Engineering Controls in Place

Ready for Anticipated Use

Redevelopment Underway

Top of Page

CAs Associated with this Property

CA Name	CA #	State	Type	Announcement Year
R9 TBA - Arizona (STAG Funded)	n/a	AZ	TBA	2004
Tohono O Odham Nation	RP99T78001	AZ	Section 128(a) State/Tribal	2018

Top of Page

Assessment Activities at this Property

Activity	EPA Funding	Start Date	Completion Date	CA
Phase I Environmental Assessment	$14,860.00	10/28/2020	12/22/2021	R9 TBA - Arizona (STAG Funded)
Phase II Environmental Assessment	$126,190.00	05/04/2021	12/22/2021	R9 TBA - Arizona (STAG Funded)
Supplemental Assessment	$7,300.00	11/11/2021	01/03/2022	R9 TBA - Arizona (STAG Funded)

Is Cleanup Necessary? Yes
EPA Assessment Funding: $148,350.00
Leveraged Funding:
Total Funding: $148,350.00

Top of Page

Climate Adaption and Mitigation - Planning or Assessment

There is no data for Climate Adaption and Mitigation - Planning or Assessment.

Top of Page

Contaminants and Media

Contaminant Found

Arsenic
Copper (Cu)
Lead
Other Metals

Remediating Action for Contaminants

NOT Cleaned up
NOT Cleaned up
NOT Cleaned up
NOT Cleaned up

Media Affected

Soil

Remediating Action for Media

NOT Cleaned up

Top of Page

Cleanup Activities

There are no current cleanup activities.

Cleanup/Treatment Implemented: N
Cleanup/Treatement Categories:
Addl Cleanup/Treatment info:
Address of Data Source:

Top of Page

Climate Adaption and Mitigation - Demolition or Cleanup

There is no data for Climate Adaption and Mitigation - Demolition or Cleanup.

Top of Page

Institutional and Engineering Controls

Indicate whether Institutional Controls are required

Categories of Controls

Additional Institutional Controls Information

Address of Data Source (URL if available)

Are Institutional Controls in Place

Date Institutional Controls were put in place

Indicate whether Engineering Controls are required

Categories of Controls

Additional Engineering controls information

Address of Data Source (URL if available)

Indicate whether Engineering Controls are in place

Date Engineering Controls were put in place

Top of Page

Redevelopment and Other Leveraged Accomplishments

There are no current redevelopment activities.

Number of Redevelopment Jobs Leveraged:
Actual Acreage of Greenspace Created:
Leveraged Funding:

Top of Page

Climate Adaption and Mitigation - Redevelopment

There is no data for Climate Adaption and Mitigation – Redevelopment

Top of Page

Additional Property Attributes

Property Highlights

The Casa Grande Mining District site is in the Sif Oidak District of the Tohono O'odham Nation in Casa Grande, Arizona. The property is owned by Brigham Young University. The site is located in a rural area on the southeastern slope of the Silver Reef Mountains. The 142-acre property comprises seven mining claims, including an abandoned copper mine from the late 1800s and early 1900s. The property has been vacant since the mid-1900s.

Predominant Past Usage

Commercial (20) Greenspace (112)

What types of funding are being used on this property?

State and Tribal Program Information

Date No Further Action Letter Received

Date Letter/Signed Report Received from a Qualified Professional