Overview of Building Operations for MIB/SIB

Lunch and Learn Presentation on the quality of drinking water was held on October 28, 2015 from 11:00am - 12:00pm in the Kiowa room of the Main Interior Building.  The session was coordinated by Saundra Jackson, Industrial Hygienist, OFAS Safety, Health, and Environmental Branch.  She can answer your questions at 202-219-0847.  Please click here for the presentation.

2016 Drinking Water Quality Testing Results

The Office of Facilities and Administrative Services is pleased to present your 2016 drinking water quality testing results for the Main Interior Building (MIB) and South Interior Building (SIB). On June 7, 2016, an independent laboratory, sampled potable water sources testing for lead, copper, total chlorine and total coliforms. Test results from all water samples were negative or well below the Environmental Protection Agency (EPA) limits for drinking water quality and no system adjustments are necessary. Additional testing of the drinking water system for the MIB and SIB will continue annually.

Please click Drinking Water Quality Test Results to view a summary report of results for the 2016 Drinking Water Quality Testing for MIB.

For information go to www.dcwater.com/waterquality/faqs.cfm

The Branch of Building Operations is responsible for the day-to-day operation, maintenance, and care of the Stewart Lee Udall Department of the Interior Building and the South Interior Building (Interior Complex). The standard services that are provided to occupants include:

  • Daily operation of the heating, ventilation, and air-conditioning (HVAC) systems from 7:00 a.m. until 6:00 p.m. on each government workday.
  • Repair and maintenance of the building equipment and component systems
  • Pest management
  • Building accessibility
  • Landscaping
  • Recycling program
  • Custodial services
  • Historic preservation

The costs for these services are included in the rent payments made by each occupant organization. With the exception of the recycling program which was a Department initiative that started in the Interior Complex in 1988, the Branch of Building Operations is responsible for providing the above services as outlined in the Delegation of Authority Agreement between the U.S. Department of the Interior and the General Services Administration.

Building Maintenance and Repairs

Your comfort is important to us. We know you cannot do your best work if you are distracted by environmental conditions in your office. Our policy is to maintain office temperatures between 72° - 74° Fahrenheit. If the conditions in your office are outside these parameters, contact the Office of Facilities and Administrative Services (OFAS) service desk on 208-2222 that we may make any needed repairs or adjustments. Our goal is to respond to each request within one business day.

Custodial Services

The Branch of Building Operations is responsible for providing a full range of custodial services for the occupants of the Stewart Lee Udall Department of the Interior Building and South Interior Building. The cost for this service is included in the rent paid by your bureau or office.


You may contact us through the administrative contact for your bureau or office, the OFAS service desk on (202) 208-2222, or one of the individuals below:

Kenneth Tunney
Phone: (202) 208-4398
Fax: (202) 208-4459

Virginia McBride
Phone: (202) 513-0884
Fax: (202) 208-4459