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Water Damage Restoration in Nashville, TN
Nashville recorded 13.57 inches of rain over two days in May 2010, pushing the Cumberland River to a 52.55-foot crest; the county averages 47.3 inches yearly. One call reaches vetted local water-damage pros, 24/7.
Active floods · Nashville
No active flood events near Nashville right now — see the live board.
Davidson County has drawn 28 federal disaster declarations, 14 of them for severe storms and one specifically for flooding, against an average of 47.3 inches of precipitation a year. The rain tends to arrive in bursts: Nashville International Airport recorded 7.01 inches during the March 27–28, 2021 flash flood, which killed four people in the county. Browns Creek at the State Fairgrounds crested at 12.72 feet that day, second only to its May 2010 record.
Water-damage risk in Nashville
20
flood, hurricane & storm disasters declared in Davidson County (FEMA)
2026
most recent flood/storm declaration: Severe Winter Storm (FEMA)
0.11"
rain forecast for Nashville in the next 24 hours (NWS)
Sources: FEMA OpenFEMA — federally-declared disaster history (county FIPS 47037) · NOAA NCEI — 1991–2020 Climate Normals (NASHVILLE INTERNATIONAL AIRPORT, TN US)
Why Nashville homes flood
Davidson County drains through a fan of fast-responding Cumberland River tributaries — Mill Creek, Browns Creek, Richland Creek, and Whites Creek — that rise and fall in hours rather than days. Homes along those channels, and along the Harpeth River corridor on the western edge of the county, sit in mapped Special Flood Hazard Areas; Metro Water Services points property owners to FEMA's Flood Insurance Rate Maps and the five-volume Flood Insurance Study for the county.
The tributary record from May 2010 shows how much of the area can flood at once. Mill Creek set record crests at both Woodbine (21.37 feet) and Antioch (26.10 feet), Whites Creek crested at 25.82 feet in Bordeaux, Richland Creek reached 19.99 feet, and the Harpeth River at Bellevue hit 33.32 feet — almost nine feet above its 1948 record. With about 47.3 inches of rain in an average year, saturated ground turns routine spring storms into creek-driven flooding well away from the main river.
For a homeowner, that geography means water frequently arrives from the yard rather than a failed supply line, carrying sediment and contaminated runoff, and it often recedes before anyone reaches the property. Structural drying rather than pumping alone determines whether wall cavities and subfloors are salvageable; the water damage restoration guide covers that sequence.
Flood repair permits & inspections
Repair work after flooding is permitted by Metro Codes and Building Safety, the consolidated city-county agency serving Davidson County; floodplain review runs separately through Metro Water Services. Demolition and cleanup — pulling wet drywall, carpet, and doors — need no permit, but a building permit is required before drywall goes back up and before any damaged electrical, plumbing, or HVAC system is repaired. Licensed electrical and mechanical contractors pull their own trade permits and call for inspections first; insulation follows, then a framing inspection, and only then may drywall be hung. Structures inside the mapped floodplain add Water Services review, and repairs valued above half the building's pre-improvement value trigger full floodplain compliance.
| Permit / inspection | When it applies |
|---|---|
| Department of Codes and Building Safety — Building Permit for Repair of Weather-Damaged Homes | Required before drywall is installed and before repair of any flood-damaged electrical, plumbing, or mechanical system; the demolition and cleanup phase needs no permit. An owner who occupies or intends to occupy a single-family residence, or a licensed contractor, may obtain it. Applications flagged as flood-damage related are expedited. An owner who self-permits becomes fully responsible for code compliance, including subcontractors' work. |
| Electrical and Gas/Mechanical (HVAC) Permits | Pulled by the licensed electrical and HVAC contractors hired to inspect, repair, or replace flood-damaged equipment, after the building permit is issued. Those systems may not be covered until the contractors complete the work and Codes inspects and approves it. Separate divisions handle electrical and gas/mechanical review. |
| Framing Inspection — Codes Building Inspection Division | Once electrical and mechanical work passes inspection, exterior walls must be insulated to R-13 and floors to R-19 under the adopted energy code. A framing inspection is then requested, and drywall may not be hung until that approval is received. The permit clerk issues a checklist of required inspections; a finished project carries final approvals for building, mechanical, plumbing, and electrical phases. |
| Metro Water Services — Grading Permit (floodplain fill and land disturbance) | All development in a Special Flood Hazard Area requires local permits, not only construction of buildings. The exemption for shallow fill applies only outside the 100-year floodplain, so fill or excavation inside the mapped floodplain requires a grading permit. Applications must be submitted before construction starts. The floodplain program is administered by Metro Water Services Development Services rather than the codes department. |
| Substantial improvement determination (50 percent rule) | Improvements to a building valued at more than 50 percent of its pre-improvement value count as substantial improvements and must comply with all floodplain requirements, which for new residential construction in the floodplain means a lowest floor, including basement, elevated no lower than four feet above the base flood elevation, and one foot above for non-residential construction. Flood repairs to a mapped-floodplain structure should be valued against this threshold before scoping. |
Floodplain & drainage ordinances
- Metropolitan Code of Laws, Chapter 17.36, Article V — Floodplain Overlay District (Ord. No. 78-843)
- Article V is the zoning hook that puts a flood-damaged property under floodplain rules: land shown as floodplain on the zoning map or special overlays is subject to the flood controls, and the overlay reaches any parcel an engineering survey shows lies below the flood protection elevation, even where the map is unclear. Repair scope is judged against these rules before a permit clears.
- Stormwater Management Manual, Volume 1, Chapter 5, Section 5.5 — Specific Standards (freeboard and substantial improvement)
- Sets the freeboard that governs a rebuild in a mapped flood hazard area: residential lowest floor, basement included, no lower than four feet above the base flood elevation, and non-residential at least one foot above it. Improvements worth more than 50 percent of the building's pre-improvement value are substantial improvements and must meet every floodplain requirement, elevation included. Pre-improvement value may rest on the Tax Assessor's appraisal or a separate appraisal.
- Stormwater Management Manual, Volume 1, Chapter 5, Section 5.5.4 — Enclosures
- Controls how a below-grade or below-BFE enclosure may be rebuilt after water damage. Finished living space is precluded; interior walls, ceilings, and floors below the base flood elevation must be unfinished flood-resistant materials; electrical switches, outlets, HVAC, ductwork, and plumbing must sit at least one foot above the base flood elevation. Flood vents must give two openings on two exterior walls totaling one square inch per square foot of enclosed area, with sills no higher than one foot above grade, and engineered openings must carry ICC-ES certification.
- Stormwater Management Manual, Volume 1, Chapter 5, Sections 5.5.6 and 5.5.7 — Floodways and Floodplain Alterations
- Governs regrading and fill placed around a repaired structure. Floodway encroachments, including fill, excavation, and clearing, are barred unless a registered engineer certifies with technical data that flood levels will not rise during the base flood discharge. Any alteration that fills or removes floodplain storage must dredge out compensating capacity of at least equal volume, and no alteration of floodplain land or stormwater channels proceeds without the Metro Water Services director's approval.
- Stormwater Management Manual, Volume 1, Chapter 5, Section 5.8 — Nonconforming Uses
- Applies to older buildings that predate current flood rules. Structural alterations, additions, or repairs to a nonconforming structure may not exceed 50 percent of its assessed value at the time it became nonconforming, measured across the whole life of the structure rather than a single job, unless the building is permanently brought into conformity. Any repair that is permitted must be protected by floodproofing measures.
Local water-damage notes
- Metro Water Services Home Buyout Program — After the May 2010 flood, the Stormwater Division of Metro Water Services offered buyouts to 267 homeowners; 226 elected to sell at pre-flood appraised value, and 223 of those homes had been acquired and demolished as of September 30, 2013. FEMA paid 75 percent of the cost of purchasing damaged homes in the floodway, with the Tennessee Emergency Management Agency and Metro each covering 12.5 percent. Fewer than 10 percent of the cleared lots went to Metro Parks and Recreation as green space. Before 2010 the program had purchased 90 homes.
- Home Buyout Program project areas — Buyout grants totaled $48,173,315 across six named project areas: Delray Drive/West Hamilton Avenue ($9,463,090), West Hamilton Avenue/Hite Street ($5,210,990), Benzing Road/Park Terrace ($15,233,180), Miami Avenue ($8,839,440), Pennington Bend Road ($5,842,470), and Yale Avenue ($3,584,145). Properties qualified under a formula favoring those damaged repeatedly and most likely to be damaged again, which makes these streets a rough map of the area's chronic flood-loss blocks. Participation was voluntary.
- Community Rating System certification — Davidson County residents receive a 10% discount on flood insurance premiums through Metro Water Services' participation in FEMA's Community Rating System, which recognizes communities whose floodplain management goes beyond the National Flood Insurance Program's minimum standards. The discount depends on Metro Water Services meeting the program's annual certification requirements.
- Stormwater Division private-property site visits — The Stormwater Division of Metro Water Services makes site visits to provide property owners one-on-one advice on flooding and drainage issues on private property. Metro Water Services does not widen or deepen streams, since streams are regulated by the state of Tennessee, so ponding and drainage complaints are handled as property-side problems rather than channel work.
- Metro Nashville Flood Monitoring Project — Real-time streamgages on the Cumberland River and its tributaries across the county are operated by the U.S. Geological Survey in cooperation with Metro Water Services, the NOAA National Weather Service, and the U.S. Army Corps of Engineers. Gauged tributaries include Mill Creek, Browns Creek, Richland Creek, Whites Creek, Sevenmile Creek, Dry Creek, and Mansker Creek, so residents on those streams can track a rise as it happens rather than waiting on a river forecast.
Cleanup & recovery services nearby
- 615 Dumpster Rentals — Locally owned roll-off dumpster rental with offices in the city, Franklin, and Mt. Juliet — 7, 15, 20, and 40-yard containers for gut-out debris and household cleanouts.
- Waste Solutions of Tennessee, LLC — Family-owned debris hauler serving Davidson County with 10- to 40-yard containers plus specialty dumpsters for concrete, dirt, and tree debris — chemicals, paint, gasoline, and hazardous materials are prohibited.
- The Good Tree Company — Arborist service on TN-100 handling storm cleanup across Davidson County — fallen tree removal, broken limbs, stump grinding, and debris disposal.
- Nashville Board Up Company — Emergency board-up of windows, doors, and other openings, glass replacement from single panes to storefronts, and roof tarping — serves the metro area and out to roughly 100 miles.
- East Nashville Self Storage — Locally owned facility at 800 Main Street with gated access, video surveillance, a loading dock, on-site truck rentals, and moving supplies — roughly 80 percent ground-level units.
- Dumpsters On Demand LLC — Family-owned 15-yard roll-off rental covering the county — takes demolition materials, furniture, appliances, and yard waste, but not gasoline or motor oils.
By the numbers
- Cumberland River record crest — Set in 1927, before dams controlled the river's flow; the May 2010 flood crested lower.
- 56.20 ft
- Freeboard required for new homes in the floodplain — Metro's stormwater manual sets the lowest floor, basement included, no lower than four feet above base flood elevation — one of the stricter margins in the region.
- 4 ft