Blog · October 14, 2026 · New York
The Seneca County Flood Zone Map: a New York guide
Look up any Seneca County address on FEMA's flood map, read the zone, and match it to the parcel record for land around Ovid.
Main page: Seneca County, NY GIS & Parcel Viewer (official map link, Seneca County facts and neighboring maps).
Platbookmapper is an Amazon Associate. If you buy through an Amazon link on this page, we earn a commission. The link is a product, not the county map.
The Seneca County flood zone map question tends to arrive at a bad moment: a lender's letter, an insurance quote, or a permit counter in Romulus. You can check it yourself for any Romulus address in a few minutes.
The sections below go from the FEMA search to the Seneca County parcel record, then cover insurance, permits and map changes near Covert.
Where to see the official Seneca County flood zone map
Open the FEMA Flood Map Service Center and type a county street address, say one in Covert. Search returns the effective FIRM panel for the spot in Seneca County, plus any pending changes FEMA has posted. For an irregular lot near Lodi, the National Flood Hazard Layer viewer is easier to use; zoom to the piece of ground near Lodi and click. Next, the Seneca County ArcGIS parcel map confirms which Seneca County parcel you're looking at. Match the Seneca County lines and acreage to the FEMA view, since flood maps do not draw property lines in detail.
Search Seneca County parcels by owner, address or ID
For land around Lodi, open the Seneca County ArcGIS parcel map (an Esri ArcGIS web map); it is the map Seneca County itself publishes. Most people find their Seneca County tract fastest by searching an address in Lodi, then clicking the outline. If the official address for the Seneca County, NY map ever changes, our directory page carries the current link for Junius and the rest of the county.
High, moderate and minimal risk in Seneca County
Any Seneca County parcel shaded as Zone A, AE, AH or AO sits in what FEMA calls a Special Flood Hazard Area, land with a 1-percent chance of flooding in any given year (the base or 100-year flood). A surveyor working near Covert uses the base flood elevation printed for AE zones; unnumbered A zones do not have one. Land near Lodi in shaded X (Zone B on older maps) is moderate risk, between the 1-percent and 0.2-percent annual chance lines. Clear, unshaded X near Covert is outside the 500-year floodplain.
Creeks, rivers and low ground in Seneca County
Parcels touching Cayuga Lake and Seneca Lake deserve a FEMA check before anything else in Seneca County. Waterfront and bottomland parcels near Covert often carry a zone along one edge, so check where the buildable part sits. A low spot on a Seneca County tract outside any mapped zone, so treat an unmapped channel as a reason to ask questions, not proof the ground stays dry.
Seller questions about flood history
For a house near Ovid, ask the seller for any elevation certificate on file and the current flood insurance declarations page. Then call an insurance agent who writes policies around Romulus and get a quote using the zone and the county parcel address.
Insurance, permits and map changes
Here's why the zone matters at a closing in Covert. If a barn or house outside Covert falls inside an A or V zone and secures a loan from a federally regulated or insured lender, flood insurance is mandatory, provided the community near Covert takes part in the National Flood Insurance Program. For a county home in shaded or unshaded X, coverage is optional; pricing a policy for land near Lodi is still worth a call. If a building near Lodi sits above the flood line, FEMA's LOMA process allows a review; a surveyor near Lodi can supply the elevation data. Adding on to a house near Lodi inside the zone most often needs a floodplain permit, so call the county or the town office in Covert before work starts.
Quick answers for Seneca County
Is there a floodplain layer in the Seneca County ArcGIS parcel map?
Check the layer list in the Seneca County ArcGIS parcel map; if Seneca County includes a floodplain layer, confirm the zone on FEMA's map anyway.
Does a 100-year floodplain near Junius flood only once a century?
Not at all; a Seneca County tract in that zone has a 1-percent chance of flooding every year, not a once-a-century schedule.
Is Zone AE near Junius high risk?
Yes, a piece of ground near Junius in Zone AE is high risk: a 1-percent-annual-chance floodplain where FEMA lists a base flood elevation.
What is a base flood elevation for a Seneca County property?
Near Junius, the BFE is the height floodwater is expected to reach in the 1-percent-annual-chance flood; elevation certificates in Seneca County are measured against it.
How do I know if a property in Seneca County is in a flood zone?
Look it up at FEMA's Flood Map Service Center, then match the parcel lines in the Seneca County ArcGIS parcel map; for land near Junius, a zone starting with A or V is high risk.
Open the official Seneca County, NY parcel map Seneca County in the Platbookmapper directory
Not a survey. County GIS and tax parcel maps are assessment and planning layers. They are not a substitute for a recorded plat, deed, or licensed survey, especially for fences, setbacks, or boundary disputes.