Start with the property address, even without a drawing. Search the county permit, as-built or site sketch for tank and drainfield clues, or ask us to investigate for free.
What you receive hereThe county, likely file owner, verified official route, useful search fields, and the next step for found, missing, blocked, or incomplete files.
Prefer a human search?We’ll investigate public sources, contact the responsible office when needed, and explain what comes back.
A full address resolves the county and starts the official route. If the public search stops, SepticPath can investigate the record and contact the responsible office for you.
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When a direct file exists: The original record still opens on the government or county site. Otherwise the official route may require a search, form, call, login, or request there; this page keeps your place for 30 days.
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From the search to the answer
How to find septic tank location records by address
You do not need to know the permit number—or have a drawing already. Start with the full property address. The useful result is a matched file that shows the tank and field, plus an explanation of what the drawing can tell you.
01 · Address, but no drawing
Start with the county file, not a guessed spot in the yard.
Identify the county that holds the property's septic records. Ask for the complete existing file, including the site sketch, as-built or installation drawing and later repair pages. Older files may use a prior owner, parcel or subdivision instead of today's street address.
A permit number is a starting point, not a tank location.
Use that reference to request the drawing and attachments. Read an approved design separately from an installation or completion record. Ask whether the file includes the tank, drainfield, reserve area and later changes.
Separate an empty website from an office's completed search.
A blank portal may leave older or differently indexed files unchecked. If the responsible office cannot find a drawing, keep its response with the search history. Previous owners, installers or service providers may hold private records; a professional locate may be the next step if the location is still needed.
Give the provider the source, not just a pin on a map.
For pumping, share the tank/access details shown in the file. For a pool, deck or addition, include the field and reserve-area pages too. Keep dates and revisions together so the professional can compare the records with the site.
Your free result includes the source records we find and our explanation. A historical drawing is not a current underground locate or permission to dig. Agency fees need your approval; any on-site work is separate.
What do you need the location for?
A record drawing can help you prepare for a site visit. The next question depends on whether you are planning construction or trying to service the existing tank.
Planning a pool: the tank is only part of the picture
Finding a tank symbol does not identify every part of the system. Request the drain-field layout and any replacement-area information as well. Look for later repair drawings before assuming that the oldest sketch is the current arrangement.
Keep the planned pool footprint separate from the historical drawing. A local professional and permitting authority can check field conditions and project requirements; the record search itself does not approve the pool location.
Adding to the house: compare use as well as location
A drawing helps identify possible conflicts with the proposed footprint. The permit may answer a different question: what use or design capacity was recorded? Bring both to the local reviewer, along with any repair or installation records.
A historical approval for the existing system does not by itself approve an addition. If a page is missing, name it in the request instead of treating the incomplete packet as the full history.
Arranging pumping: give the provider a useful starting point
Share the original drawing, its date, and any dimensions tied to recognizable features. Tell the provider when the house, driveway, or landscaping has changed. Do not convert an unscaled scan into precise coordinates.
Ask a septic professional to confirm the components on site. Avoid opening or entering a tank yourself.
Actual request · St. Croix County, Wisconsin
The archive packet needed more than a permit-summary number.
We matched the parcel to the County archive and reviewed the packet for recorded size, type and layout, separating the revised system pages from superseded layouts and an unrelated appendix.
The reviewed records described a four-bedroom, 600-gallon-per-day design, one tank and three dispersal cells using 45 chambers. But the tank capacity was not consistent: the inspection and application recorded 1,200 gallons, while the revised plan showed 1,255. We preserved that difference rather than silently choosing a number.
We organized the relevant material into a three-page extract and explanation. The drawing supplied relative layout clues, not precise field coordinates or approval for a new addition. Its rectangular tank symbol did not establish the tank's outside dimensions.
This is a separate completed records request, not the Tennessee sketch shown below. No source image from another property is presented as this case's drawing.
We isolated the relevant record stages instead of handing over an unexplained archive packet.
26ARCHIVE PAGES REVIEWED
3RELEVANT PAGES SELECTED
INSPECTION1,200 gal
REVISED PLAN1,255 gal
APPLICATION1,200 gal
WHAT OUR REVIEW PRESERVED
The source pages disagree on tank capacity. We showed both recorded values rather than silently choosing one.
Design recorded
4 bedrooms
Design flow recorded
600 gal/day
Dispersal recorded
45 chambers / 3 cells
SepticPath-created document-selection summary based on the reviewed County packet. It is not a reproduction of the pages or approval for present-day construction.How we reached this finding
Match: connect the parcel to the County archive packet.
Separate: isolate the revised system pages from superseded layouts and an unrelated appendix.
Compare: retain the 1,200- and 1,255-gallon entries with their document stages.
Three lines on a sketch can answer one question and leave another open.
In the historical Tennessee drawing already shown in our public example, the house, a small tank symbol, and three dashed field runs are visible. The lines carry written lengths. That gives the reader something concrete to follow: which parts are drawn, how they relate to the house, and what the labels actually say.
It does not make the picture a survey. The visible line lengths do not establish the width of the field, a current underground location, or permission to build nearby. The document type matters too: a proposed layout and an installation record have different roles.
This is why the useful result includes both the source and its explanation. A reader should be able to see where a statement came from, without turning an old drawing into a claim about today's ground conditions.
Send the address. We’ll look for the permit and layout, explain the location clues, and identify what still needs an on-site check. Agency fees only with your approval.
Privacy reviewed: black bars remove identifying details; agency language, form structure, system data, and drawing geometry remain visible. Samples are from separate requests, not one property file. Record availability varies by property and jurisdiction.
Government archives may be indexed under an earlier owner, parcel, subdivision, lot, legal description, or permit number. A failed address search is not proof that no file exists.
Search clues
Address, parcel/APN, current and prior owner, subdivision, lot, legal description, permit number.
Useful documents
Permit/application, soil or site evaluation, approved plan, as-built, final approval, repair history.
Safe fallback
Ask the file owner for a written no-record response and the next archive or delegated office to contact.
Official map & GIS directory
Open the public tool that can narrow the tank or drain-field search.
These are reviewed government map, GIS, parcel, and direct permit-search routes. A mapped point or permit hit is evidence to inspect—not a field locate or proof of current condition.
Official routes
32
States represented
12
32 official routesGovernment sources open in a new tab.
CA · Septic map or GIS
Riverside County
Search clues: parcel/APN, owner
First file to inspect: Any Riverside County OWTS permit or Land Use Permit Look Up record tied to the parcel.
First file to inspect: Any site evaluation recommendation, improvement permit, onsite wastewater permit, repair permit, or operation permit tied to the parcel.
Search clues: address, parcel/APN, owner, permit number
First file to inspect: The Franklin County OSW database result tied to the property, including permit number, PIN, address, owner, type, status, and any completed forms.
Search clues: address, parcel/APN, owner, permit number
First file to inspect: The 2004-present public-portal permit record, including the address, parcel number, septic permit type, status, and available attachments.
First file to inspect: The Aiken County parcel anchor: TMS or parcel ID, owner, address, subdivision, property card, GIS map, or tax-map clue from the official county source.
First file to inspect: The Anderson County parcel anchor: TMS or parcel ID, owner, address, subdivision, property card, GIS map, or tax-map clue from the official county source.
First file to inspect: The Beaufort County parcel anchor: TMS or parcel ID, owner, address, subdivision, property card, GIS map, or tax-map clue from the official county source.
First file to inspect: The Berkeley County parcel anchor: TMS or parcel ID, owner, address, subdivision, property card, GIS map, or tax-map clue from the official county source.
First file to inspect: The Dorchester County parcel anchor: TMS or parcel ID, owner, address, subdivision, property card, GIS map, or tax-map clue from the official county source.
First file to inspect: The Florence County parcel anchor: TMS or parcel ID, owner, address, subdivision, property card, GIS map, or tax-map clue from the official county source.
First file to inspect: The Greenville County parcel anchor: TMS or parcel ID, owner, address, subdivision, property card, GIS map, or tax-map clue from the official county source.
First file to inspect: The Horry County parcel anchor: TMS or parcel ID, owner, address, subdivision, property card, GIS map, or tax-map clue from the official county source.
First file to inspect: The Pickens County parcel anchor: TMS or parcel ID, owner, address, subdivision, property card, GIS map, or tax-map clue from the official county source.
First file to inspect: The Richland County parcel anchor: TMS or parcel ID, owner, address, subdivision, property card, GIS map, or tax-map clue from the official county source.
First file to inspect: The Spartanburg County parcel anchor: TMS or parcel ID, owner, address, subdivision, property card, GIS map, or tax-map clue from the official county source.
First file to inspect: The York County parcel anchor: TMS or parcel ID, owner, address, subdivision, property card, GIS map, or tax-map clue from the official county source.
No matching county route yet. Try the state name, a nearby county, or open the state records lookup.
After the handoff
Continue from the result you actually received
I downloaded a permit or PDF
Save the original. Compare the address and parcel, permit number, approved use or bedrooms, installed layout, final approval, and later repairs. Do not infer current condition from an old permit.
The portal returned no result
Retry with alternate identifiers, then contact the office. Only a written office response should be treated as a confirmed no-record result.
The file exists but is incomplete
Name the missing artifact and request it directly. If the installed layout or current condition still cannot be established, a professional locate or inspection may be the next step.
Related workflows
Independent guide. SepticPath is not a government agency and does not certify record existence, compliance, or system condition. Last review activity: 2026-10-05
Questions and supporting guidance
How can I find my septic tank location by address?
Start with the county or state permit file and ask for the as-built, site sketch, approved plan, final approval, or scanned attachment by address, parcel, or owner name. If the file does not locate the system, use a qualified professional locate.
Will a septic permit show the tank and drain field location?
Sometimes. Look for a drawing attached to the permit and check whether it shows a proposed or recorded installation. A permit title or final approval alone may not locate the tank or drain field, and a historical drawing still needs field verification before excavation.
What if there are no septic tank location records?
Ask the office for archived or pre-digital files and a written no-record response. If no reliable drawing exists, arrange a qualified locate before digging, building, repairing, or relying on an assumed location.