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SAN CARLOS
APACHE, ARIZONA

SEPTIC PUMP OUTS & LONG-TERM SANITATION PLANNING

Community Overview 

The San Carlos Apache Tribe lives on land spanning 1.8 million acres across southeastern Arizona. The Apache people have faced forced relocation to these lands, and their narrative as a community includes repeated inconsideration, violence, and relocation. In 2024, Moonshot partnered with them to address wastewater and public health challenges due to widespread septic system failures across the community.

​Population: 6,885 

Watershed: Upper Gila River 

Poverty Rate: 51% below the poverty line 

Key Environmental Challenges: Infrastructure deterioration leading to public health challenges 

MHI: $25,847

Arizona Average: $39,900

Topic Areas: Relationship building, septic pump-outs, long-term sanitation planning

Project Summary 

In 2024, Moonshot partnered with the San Carlos Apache Tribe to address critical sanitation challenges caused by septic system failures across Tribal lands. With over 35 septic systems failing and more than 70 in need of urgent service, this public health emergency posed risks to over 650 residents. Through EPA’s Closing America’s Wastewater Access Gap initiative, Moonshot began work rooted in cultural humility and relationship-building. Emergency pump-outs were conducted by Randall Enterprises, a Tribal member–owned septic service provider, with a focus on homes with small children. Condition assessments were conducted, and findings were shared with the Tribal Environmental Department. Moonshot also serves as a liaison among Tribal leadership, and the EPA to ensure sustainable internal system management. This work is not a one-time intervention but an ongoing partnership to support environmental sovereignty, reduce health risks, and ensure wastewater resiliency.

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At a Glance 

CHALLENGES 
  • 35 known septic systems failing

  • 70 septic systems in need of pump outs

  • Health risks for 650+ residents due to surfacing raw sewage

  • No centralized wastewater infrastructure

  • Limited internal staffing

  • Limited data on septic conditions and no system mapping

  • Historic mistrust of external agencies 

  • Coordinated emergency septic pump-outs 

  • Tribal member–owned contractor to perform critical services.

  • Conducted condition assessments with the Tribal Environmental Department.

  • Facilitated interagency coordination for long-term wastewater planning.

  • Created a wastewater coordinator role

  • Built trust through culturally respectful partnership and consistent support

OUTCOMES 

The Team

The engine behind the Moonshot Method is the key talent we deploy. Our goal is to bring experience and knowledge to the community through a team of peer advisors. This project was led by: 

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Marguerite Sheehan

Licensed environmental engineer with over eight years of experience supporting Tribal water and wastewater utilities.

Nathan Coey

Has twenty-one years of experience in public utility management in public water and wastewater services. 

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The Moonshot Method

​PROFILE:

Identified the public health threats for over 650 residents. More than 100 systems required intervention. 

ASSESSMENT:

Coordinated with Tribal Environmental and Health Services to identify the highest-risk homes and conduct in-field assessments.

OUR METHOD IN ACTION
 

LAUNCH:

Initiated sewage pump-outs for 35+ high-risk homes and built long-term trust.

MAP:

Defined a phased sanitation strategy across Tribal departments and federal agencies to align resources with community-led priorities.

MENU:

Delivered a septic pump-out plan, contracted a Tribal member–owned septic provider, collected field data, and created sanitation system mapping. 

Bill Manning, Director of Hidden Springs Mission

"It was a pleasure to have each of you spend a few days with us.  We truly love having you visit - both for the work you are doing and the time we get to spend together. You are amazing individuals. We can not thank you enough for all that you are doing in our community.  I so appreciate your hard work, determination, and steadfastness. It is such an encouragement to me and will be a real benefit to Bodaway."

Address:

5207 Portsmouth Road Bethesda, MD 20816
Email: info@moonshotmissions.org
Phone:

202 256 1981

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Moonshot Missions is a 501(c)(3) nonprofit based on the core principle that all people have a right to safe, accessible, and affordable drinking water and clean waterways. All contributions are tax-deductible and are credited to Moonshot Missions. The tax-payer identification number is 87-2485211.

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