| RENWOOD APARTMENTS | MONTVALE, CT | 190 | 144 | — |
| COUNTRY CLUB OF NEW CANAAN (MAIN WELL) | NEW CANAAN, CT | 190 | 301 | — |
| DISCOVERY ZONE LEARNING CNTR COLUMBIA | COLUMBIA, CT | 189 | 29 | — |
| AQUARION-EAST HAMPTON | SHELTON, CT | 189 | 5 | — |
| CTWC - COUNTRY MOBILE DIV. | CLINTON, CT | 186 | 218 | — |
| CRYSTAL LAKE CONDOMINIUMS | MYSTIC, CT | 184 | 432 | — |
| 171 AMITY ROAD | BETHANY, CT | 180 | 246 | — |
| ST. CLEMENTS MARINA | PORTLAND, CT | 180 | 0 | — |
| YMCA - CAMP MOUNTAIN LAUREL | NEW HAVEN, CT | 180 | 63 | — |
| CURTIS PACKAGING | SANDY HOOK, CT | 180 | 31 | — |
| BRIGHTPATH - REDDING | REDDING, CT | 180 | 131 | — |
| WATERFORD COUNTRY SCHOOL, INC. | QUAKER HILL, CT | 180 | 305 | — |
| WOODSTOCK MEADOWS CONDOMINIUM ASSN. | WOODSTOCK, CT | 180 | 70 | — |
| CTWC - RIVERSEDGE DIVISION | CLINTON, CT | 179 | 25 | — |
| LINEMASTER SWITCH CORP | WOODSTOCK, CT | 178 | 149 | — |
| MALLARD COVE CONDOMINIUM ASSN. | EAST HAMPTON, CT | 177 | 262 | — |
| BAKERVILLE CONSOLIDATED SCHOOL | NEW HARTFORD, CT | 177 | 58 | — |
| ORCHARD ACRES ASSOCIATION | EAST HARTFORD, CT | 176 | 61 | — |
| WATERVIEW BUSINESS PARK | STONINGTON, CT | 176 | 27 | — |
| BAXTER FARMS COMMUNITY WATER ASSOC | TOLLAND, CT | 175 | 31 | — |
| SHAKER HEIGHTS WATER COMPANY | ENFIELD, CT | 172 | 41 | — |
| CAREFREE HOMEOWNERS ASSOCIATION | LEBANON, CT | 172 | 334 | — |
| CHURCH OF LATTER DAY SAINTS, MADISON | CROMWELL, CT | 172 | 0 | — |
| COLEBROOK CONSOLIDATED SCHOOL | COLEBROOK, CT | 170 | 61 | — |
| PRECIOUS MEMORIES DAYCARE CENTER | MYSTIC, CT | 169 | 22 | — |
| CTWC - CRYSTAL SPRINGS DIV. | CLINTON, CT | 169 | 9 | — |
| KETTLETOWN S.P./BEACH WELL | PORTLAND, CT | 167 | 34 | — |
| KETTLETOWN S.P./CAMPGROUND WELL | PORTLAND, CT | 167 | 27 | — |
| CTWC - SACHEM VILLAGE CONDO | CLINTON, CT | 166 | 9 | — |
| MARLBOROUGH HEALTH CARE CENTER, INC | MARLBOROUGH, CT | 165 | 142 | — |
| GRACE COMMUNITY CHURCH | NEW CANAAN, CT | 165 | 0 | — |
| SCWA, CHRISWOOD DIVISION (CWD) | GALES FERRY, CT | 164 | 2 | — |
| AQUARION-DEAN HEIGHTS | SHELTON, CT | 162 | 180 | — |
| CTWC - NORTHERN REG-NATHAN HALE SYSTEM | CLINTON, CT | 160 | 6 | — |
| GROWER DIRECT FARMS INC | SOMERS, CT | 160 | 80 | — |
| 55 SUGAR STREET | SANDY HOOK, CT | 158 | 600 | — |
| KINDERCARE LEARNING CENTER INC. | BETHEL, CT | 157 | 80 | — |
| TRI-STATE BAPTIST CHURCH | THOMPSON, CT | 157 | 22 | — |
| TWIN HILLS WATER DISTRICT | BOLTON, CT | 156 | 60 | — |
| HAWTHORNE TERRACE ASSOC | DANBURY, CT | 156 | 170 | — |
| DD DURHAM | OLD SAYBROOK, CT | 156 | 10 | — |
| COLUMBIA MANUFACTURING - WELL #2 | COLUMBIA, CT | 155 | 299 | — |
| LISBON MOBILE HOMES | LAS VEGAS, CT | 155 | 34 | — |
| EAST HADDAM MUNICIPAL CENTER | MOODUS, CT | 154 | 512 | — |
| CTWC - WESTCHESTER EAST | CLINTON, CT | 153 | 349 | — |
| MAPLEWOOD-MILLBROOK APARTMENTS | STORRS, CT | 153 | 105 | — |
| CTWC - UCONN DEPOT DIV. | CLINTON, CT | 153 | 0 | — |
| CAMPBELL HEIGHTS APARTMENTS | NORWICH, CT | 152 | 71 | — |
| AQUARION-KEN OAKS | SHELTON, CT | 152 | 21 | — |
| AQUARION-TWIN OAKS | SHELTON, CT | 152 | 61 | — |