| WASSAMKI SPRINGS CAMPGROUND-GORHAM | GORHAM, ME | 650 | 16 | — |
| MT BLUE STANDARD WATER DISTRICT | PHILLIPS, ME | 650 | 95 | — |
| MSAD 06 BUXTON CENTER ELEMENTARY SCHOOL | BUXTON, ME | 650 | 1 | — |
| ACRES OF WILDLIFE #2 | STEEP FALLS, ME | 635 | 38 | — |
| LIMERICK WATER DISTRICT | LIMERICK, ME | 625 | 86 | — |
| MDOC STATE PARK-SEBAGO LAKE-NAPLES | AUGUSTA, ME | 625 | 38 | — |
| LOBSTER POUND RESTAURANT | BANGOR, ME | 618 | 60 | — |
| AOS 91 MT DESERT ISLAND HIGH SCHOOL | MOUNT DESERT, ME | 615 | 64 | — |
| RSU 64 CENTRAL MIDDLE & HIGH SCHOOL | CORINTH, ME | 615 | 68 | — |
| KNIFES EDGE BREWING | MILLINOCKET, ME | 604 | 42 | — |
| THE HIGHLAND GRILLE | TURNER, ME | 600 | 113 | — |
| CAMP MANITOU #1 | OAKLAND, ME | 600 | 39 | — |
| FORT KNOX | BUCKSPORT, ME | 592 | 40 | — |
| MONMOUTH WATER ASSOCIATION | WINTHROP, ME | 588 | 6 | — |
| EAGLE LAKE WATER & SEWER DISTRICT | EAGLE LAKE, ME | 585 | 328 | — |
| TIMBERLAND ACRES CAMPGROUND | TRENTON, ME | 565 | 149 | — |
| PINE TREE MOBILE ESTATES | FARMINGTON HILLS, ME | 560 | 75 | — |
| SUN NG BEAVER BROOK RV LLC-CAMPGROUND | NORTH MONMOUTH, ME | 550 | 24 | — |
| NORTHPORT VILLAGE CORP WATER DEPT | WISCASSET, ME | 550 | 91 | — |
| RSU 64 CENTRAL COMMUNITY ELEMENTARY | CORINTH, ME | 550 | 37 | — |
| HERMON HIGH SCHOOL | HERMON, ME | 550 | 117 | — |
| WEST PARIS WATER DISTRICT | WEST PARIS, ME | 540 | 102 | — |
| INDIAN TOWNSHIP TRIBAL WATER SYSTEM | PRINCETON, ME | 535 | 431 | — |
| SALMON FALLS RESORT & GOLF CLUB LLC | HOLLIS CENTER, ME | 534 | 14 | — |
| RSU 35 MARSHWOOD MIDDLE SCHOOL | ELIOT, ME | 530 | 37 | — |
| CAMP SOMERSET FOR GIRLS | SMITHFIELD, ME | 530 | 26 | — |
| GLENBURN ELEM SCHOOL | BANGOR, ME | 528 | 24 | — |
| PITTSTON FARM | ROCKWOOD, ME | 526 | 402 | — |
| YANKEELAND RV RESORT | CHICAGO, ME | 525 | 25 | — |
| NARROWS TOO CAMPGROUND | RAYMOND, ME | 525 | 6 | — |
| THE RACK LLC | CARRABASSETT VALLEY, ME | 506 | 433 | — |
| HADLEYS POINT CAMPGROUND | BAR HARBOR, ME | 505 | 86 | — |
| RSU 05 DURHAM COMMUNITY SCHOOL | FREEPORT, ME | 504 | 27 | — |
| MSAD 60 NOBLE MIDDLE SCHOOL | NORTH BERWICK, ME | 500 | 19 | — |
| CAMP CEDAR | CASCO, ME | 500 | 20 | — |
| CAMP MATAPONI | NAPLES, ME | 500 | 23 | — |
| TERRY & MAXINES | TURNER, ME | 500 | 81 | — |
| DUMMERS BEACH CAMPGROUND | WELD, ME | 500 | 44 | — |
| SALMON FALLS RIVER CAMPING RESORT | LEBANON, ME | 500 | 82 | — |
| NORTH JAY WATER DISTRICT | JAY, ME | 500 | 69 | — |
| STRONG WATER DISTRICT | STRONG, ME | 500 | 20 | — |
| US NPS SIEUR DE MONTS (2) | BAR HARBOR, ME | 500 | 8 | — |
| US NPS CADILLAC MTN (8) | BAR HARBOR, ME | 500 | 14 | — |
| MT DESERT NARROWS CAMPGROUND | RAYMOND, ME | 499 | 4 | — |
| CAMP MANITOU #2 | OAKLAND, ME | 491 | 14 | — |
| WASHINGTON ACADEMY #2 | EAST MACHIAS, ME | 488 | 31 | — |
| CAMP WILLIAM HINDS-MAIN | RAYMOND, ME | 487 | 45 | — |
| WASHINGTON ACADEMY #1 | EAST MACHIAS, ME | 487 | 62 | — |
| PORTLAND WATER DISTRICT/STEEP FALLS | PORTLAND, ME | 480 | 0 | — |
| AOS 92 VASSALBORO COMMUNITY SCHOOL | WINSLOW, ME | 479 | 81 | — |