RMO serves Metro Detroit today. These pages describe where we plan to grow.
Middle East
Warren was one of the hardest-hit cities in the August 2014 flood: 6,523 households here registered with FEMA for help. We keep a residential response team and commercial teams for Warren, and many of its commercial buildings have us on standby.
Residential and commercial RMO teams cover Warren, Sterling Heights, Clinton Township and Shelby Township.
We have a strong residential response team for Warren and its neighbors, Sterling Heights, Clinton Township and Shelby Township, and commercial teams too, because we service a lot of commercial buildings here and they keep us on standby.
We've built good connections in Macomb County, with the people and the equipment to support all of them.
Our office in Southfield is 10 miles from the middle of Warren: about 11.8 miles by road, or 23 minutes when traffic is light. Across Macomb County a crew is on site in about 60 minutes, day or night, and when you call we give you a real arrival time.
From Southfield, crews take I-696 east; it crosses Warren with exits at Mound Road and Van Dyke, the city's main north-south roads.
A person answers 248-845-0000, day or night, and asks what happened and where.
Trucks leave with the pumps, extractors, air movers and dehumidifiers the job needs, 11.8 miles from our office.
The crew stops the water, makes the property safe and starts the drying the same visit.
83%before 1980
Median year built: 1965, across 57,958 homes and apartments. U.S. Census Bureau, American Community Survey 2020–2024, table B25034.
Registrations from Warren mailing addresses. A registration is a household asking for help, not proof of damage, and mailing addresses don’t follow city limits exactly. FEMA, OpenFEMA Housing Assistance data, pulled 2026-10-12.
Four to six inches of rain fell in about four hours on August 11, 2014. Officials estimated that about 18,000 Warren homes had flood damage, and I-696 was closed near Van Dyke with cars under water.
Source: CBS DetroitOn January 26, 2024, rain on saturated ground flooded basements across Warren; the city said its basins were full and its pump station was running at capacity.
Source: City of WarrenIn February 2025 Warren opened the Stephens Road basin, which holds 22 million gallons of combined sewer overflow, the last step of a 14-year, nearly $95 million program.
Source: City of WarrenWarren owners maintain the sewer line from the building to the city main, and the city warns that most homeowner policies don't cover sewer backups.
Source: City of WarrenWarren builds and designs things: the GM Technical Center, the U.S. Army's Detroit Arsenal and TACOM, Stellantis' Warren Truck Assembly and Macomb Community College's South Campus, along Van Dyke and Mound Road.
A city since 1957. About 137,928 people live in Warren (Census, 2020–2024 estimate). If a public sewer backed up into your building, Michigan law asks you to give written notice to the agency that runs the sewer (the city, township or county) within 45 days of finding the damage.
Warren neighborhoods
| ZIP code | Median home built | FEMA 2014 | FEMA 2021 | FEMA 2023 |
|---|---|---|---|---|
| 48088 | 1966 | 1,323 | 43 | 337 |
| 48089 | 1962 | 2,142 | 348 | 1,178 |
| 48091 | 1964 | 1,839 | 217 | 923 |
| 48092 | 1967 | 521 | 40 | 271 |
| 48093 | 1967 | 691 | 63 | 385 |
ZIP codes from the Census Bureau’s 2020 ZIP-to-place relationship file; housing age from ACS 2020–2024; registrations from OpenFEMA.
Warren is about 23 minutes from our Southfield office in light traffic (11.8 miles by road). Across Macomb County a crew is on site in about 60 minutes, day or night. Call 248-845-0000 and we'll give you a real arrival time.
Every part of Warren, including 48088, 48089, 48091, 48092 and 48093. If you're near the edge of Warren, call and we'll confirm right away.
Have DTE or a licensed electrician shut off power to the basement first, and report the address to the Warren Water Department through Q-Alert or at 586-759-9200. Then call us at 248-845-0000 to get the water out.
Leave your name and number and a coordinator will call you back. If water is still coming in, or there’s smoke or sewage, call now.
Call 24/7248-845-0000Your details
Only your name and phone number are required.
