landplan.io data coverage
What landplan.io holds today: 1,790 septic products from 3,122 companies, parcels for 2,820 US counties and septic rules for 50 states.
Updated
Septic products and companies
1,790septic products in the catalog
1,019with photos
1,478with a distributor's price
1,697priced listings
3,122companies
243distributors
265manufacturers
8states with a published price index
Find septic products · Septic tank prices by state · Septic companies and distributors
Parcels
163.2Mparcels mapped
2,820 of 3,235US counties covered
69US counties partly covered
95.9%of the US population
75.3%of US land
122 of 293Canadian census divisions covered
50.5%of Canada's population
A county counts as covered when parcels cover at least half of its area, partly covered from a tenth.
Other map data
| Layer | US counties reached | Share of counties | Share of people |
|---|---|---|---|
| Buildings | 3,233 | 99.9% | 100% |
| Wetlands | 3,144 | 97.2% | 100% |
| Streams | 3,230 | 99.9% | 100% |
| Waterbodies | 3,107 | 96% | 99.4% |
| Flood hazard zones | 2,718 | 84% | 97.4% |
| Water wells | 701 | 21.7% | 20% |
| Government land | 3,214 | 99.4% | 100% |
| Contour | 149 | 4.6% | 9.8% |
| Utility points | 105 | 3.3% | 1.8% |
| Wastewater facilities | 3,200 | 98.9% | 99.9% |
| Septic density | 3,109 | 96.1% | 99.4% |
| Flood firm panels | 3,162 | 97.7% | 99.9% |
| Utility lines | 8 | 0.3% | 1.4% |
| Stormwater outfalls | 242 | 7.5% | 25.7% |
| Sewer main gravity | 14 | 0.4% | 2% |
| Sewer service areas | 3,110 | 96.1% | 99.9% |
| Surveys | 19 | 0.6% | 1.4% |
| Water service areas | 3,220 | 99.5% | 100% |
| Us townships | 3,235 | 100% | 100% |
| Gas pipelines | 2,348 | 72.6% | 89.7% |
| Ca townships | 7 | 0.2% | 0% |
| Elev raster | 149 | 4.6% | 9.8% |
| Elev tile | 149 | 4.6% | 9.8% |
| World boundaries | 3,228 | 99.8% | 100% |
| Ca provinces | 8 | 0.3% | 0% |
Soil (NRCS) and elevation (USGS 3DEP) are read on demand for an address, so they are not counted here.
Septic rules
50states with their own rules
0verified by a licensed designer
50reviewed by our staff
1counties with rules of their own
By state
| State | Rules | Parcel coverage | Priced listings |
|---|---|---|---|
| Alabama | Reviewed | 67 of 67 counties (100% of people) | 9 |
| Alaska | Reviewed | 4 of 30 counties (37.3% of people) | — |
| Arizona | Reviewed | 8 of 15 counties (34% of people) | 14 |
| Arkansas | Reviewed | 75 of 75 counties (100% of people) | — |
| California | Reviewed | 57 of 58 counties (100% of people) | 18 |
| Colorado | Reviewed | 50 of 64 counties (97.8% of people) | 16 |
| Connecticut | Reviewed | 9 of 9 counties (100% of people) | 56 |
| Delaware | Reviewed | 3 of 3 counties (100% of people) | — |
| District of Columbia | Default rules only | 1 of 1 counties (100% of people) | — |
| Florida | Reviewed | 67 of 67 counties (100% of people) | 1 |
| Georgia | Reviewed | 119 of 159 counties (92.8% of people) | 2 |
| Hawaii | Reviewed | 5 of 5 counties (100% of people) | — |
| Idaho | Reviewed | 40 of 44 counties (97.6% of people) | 4 |
| Illinois | Reviewed | 78 of 102 counties (94.9% of people) | 538 |
| Indiana | Reviewed | 92 of 92 counties (100% of people) | 102 |
| Iowa | Reviewed | 71 of 99 counties (89% of people) | 5 |
| Kansas | Reviewed | 60 of 105 counties (90.5% of people) | 6 |
| Kentucky | Reviewed | 41 of 120 counties (68.3% of people) | 10 |
| Louisiana | Reviewed | 44 of 64 counties (79.3% of people) | 4 |
| Maine | Reviewed | 16 of 16 counties (100% of people) | — |
| Maryland | Reviewed | 24 of 24 counties (100% of people) | — |
| Massachusetts | Reviewed | 14 of 14 counties (100% of people) | — |
| Michigan | Reviewed | 61 of 83 counties (88.6% of people) | 7 |
| Minnesota | Reviewed | 84 of 87 counties (99.5% of people) | 35 |
| Mississippi | Reviewed | 82 of 82 counties (100% of people) | — |
| Missouri | Reviewed | 81 of 115 counties (92.6% of people) | 1 |
| Montana | Reviewed | 56 of 56 counties (100% of people) | 11 |
| Nebraska | Reviewed | 93 of 93 counties (100% of people) | — |
| Nevada | Reviewed | 17 of 17 counties (100% of people) | — |
| New Hampshire | Reviewed | 10 of 10 counties (100% of people) | 2 |
| New Jersey | Reviewed | 21 of 21 counties (100% of people) | — |
| New Mexico | Reviewed | 26 of 33 counties (93% of people) | — |
| New York | Reviewed | 62 of 62 counties (100% of people) | 19 |
| North Carolina | Reviewed | 100 of 100 counties (100% of people) | 4 |
| North Dakota | Reviewed | 53 of 53 counties (100% of people) | — |
| Ohio | Reviewed | 88 of 88 counties (100% of people) | 402 |
| Oklahoma | Reviewed | 56 of 77 counties (89.9% of people) | — |
| Oregon | Reviewed | 36 of 36 counties (100% of people) | 34 |
| Pennsylvania | Reviewed | 66 of 67 counties (99.8% of people) | 53 |
| Rhode Island | Reviewed | 5 of 5 counties (100% of people) | — |
| South Carolina | Reviewed | 45 of 46 counties (99.6% of people) | — |
| South Dakota | Reviewed | 56 of 66 counties (80% of people) | — |
| Tennessee | Reviewed | 94 of 95 counties (93% of people) | — |
| Texas | Reviewed | 253 of 254 counties (100% of people) | 133 |
| Utah | Reviewed | 15 of 29 counties (82.4% of people) | 5 |
| Vermont | Reviewed | 14 of 14 counties (100% of people) | — |
| Virginia | Reviewed | 133 of 133 counties (100% of people) | 15 |
| Washington | Reviewed | 37 of 39 counties (97% of people) | 87 |
| West Virginia | Reviewed | 55 of 55 counties (100% of people) | 6 |
| Wisconsin | Reviewed | 72 of 72 counties (100% of people) | 22 |
| Wyoming | Reviewed | 19 of 23 counties (85.9% of people) | — |
Figures are read live from landplan.io's databases and kept for up to an hour (parcels: six hours).