ONSITE SEWAGE TREATMENT AND DISPOSAL SYSTEMS INST

COUNTY 1970(census) 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 19Alachua 11,786 1,287 1,285 1,276 1,443 1,080 1,345 1,327 1,363 1,414 671 Baker 1,228 26 45 58 244 164 349 349 374 265 137 Bay 11,346 606 535 444 928 667 1,023 1,118 912 381 762 Bradford 2,963 117 173 68 167 217 339 462 449 337 190 Brevard 20,394 280 323 631 549 364 576 904 1,324 1,921 1,785 1Broward 84,524 1,297 1,044 976 1,537 1,076 2,033 1,936 1,644 1,782 785 Calhoun 1,671 58 43 29 96 75 83 77 75 132 76 Charlotte 6,337 1,337 908 540 1,021 532 1,206 1,532 1,877 2,165 1,403 1Citrus 8,021 445 1,780 1,144 1,819 1,271 1,727 1,574 1,625 1,583 1,822 1Clay 6,297 775 915 470 1,029 505 614 765 957 996 558 Collier 7,489 996 864 2 890 617 1,783 1,390 1,440 1,300 1,070 Columbia 4,114 177 208 229 643 577 123 606 568 658 550 Dade 173,986 2,037 1,582 2,242 1,597 1,515 2,179 1,778 1,867 DeSoto 2,029 392 257 345 455 316 568 610 488 570 255 Dixie 1,519 5 17 60 116 71 81 80 79 188 105 Duval 50,991 1,217 1,302 1,361 1,173 401 1,544 3,214 1,996 1,862 1,048 1Escambia 32,018 1,450 1,530 1,417 1,210 1,088 2,799 2,283 1,318 1,996 932 1Flagler 1,424 92 55 54 159 120 185 197 257 224 120 Franklin 1,312 4 26 16 87 74 114 78 73 156 124 Gadsden 3,085 277 342 498 521 368 408 363 354 176 275 Gilchrist 898 18 24 42 187 194 245 186 190 276 196 Glades 1,056 172 195 269 219 167 202 198 135 231 152 Gulf 2,121 78 60 45 92 69 139 111 167 152 105 Hamilton 1,248 18 10 49 136 122 59 38 47 99 79 Hardee 3,176 99 118 214 280 199 389 468 309 341 159 Hendry 2,826 100 155 139 290 271 377 322 274 344 199 Hernando 5,105 552 900 575 746 515 560 780 840 1,990 1,605 1Highlands 10,227 626 460 241 698 567 796 841 877 905 858 Hillsborough 51,500 1,391 1,362 549 2,861 2,343 3,991 1,171 4,268 1,909 2,331 1Holmes 2,824 55 35 101 223 176 175 163 133 253 108 Indian River 8,534 257 222 246 404 380 676 603 999 1,307 831 1Jackson 5,812 140 152 67 300 324 412 306 337 416 255 Jefferson 1,032 9 15 20 41 95 119 119 190 223 137 Lafayette 857 4 16 18 34 77 79 81 83 132 55 Lake 18,839 1,420 875 851 1,337 790 2,176 2,514 2,004 1,945 1,072 Lee 24,469 2,057 1,324 1,022 1,999 1,406 2,362 2,313 2,643 3,056 2,253 1Leon 9,921 629 396 342 578 447 725 976 1,293 1,652 991 Levy 3,335 89 360 678 736 519 507 418 502 775 501 Liberty 1,045 38 10 8 23 32 45 42 39 64 36 Madison 2,415 45 21 17 45 66 120 156 114 90 163 Manatee 19,713 975 1,207 669 823 401 948 1,121 782 715 430 Marion 18,355 1,857 2,659 3,291 2,451 1,738 4,185 4,197 4,176 1,175 2,357 2Martin 8,557 633 487 446 603 432 1,083 1,049 1,597 1,049 865 

Cumulative totals are based on 1970 census figures plus number of systems installed since 1970. These figures do not account for systems taken out of service. 
ONSITE SEWAGE TREATMENT AND DISPOSAL SYSTEMS INST

Monroe 8,021 620 344 335 600 337 598 745 661 1,114 649 Nassau 4,401 62 49 156 388 377 1,031 1,005 473 524 266 Okaloosa 9,949 383 370 306 579 402 458 442 572 626 379 Okeechobee 3,068 186 298 281 473 350 256 333 365 371 415 Orange 44,668 1,661 958 1,427 901 547 937 1,056 1,658 2,065 1,147 Osceola 4,330 290 128 283 346 212 307 360 451 536 520 Palm Beach 32,460 1,546 1,800 1,540 1,446 1,108 2,149 2,400 2,026 2,980 1,525 Pasco 23,939 1,586 1,425 1,361 2,379 1,527 2,318 2,342 2,586 2,095 1,462 1Pinellas 18,795 317 273 58 98 73 316 340 626 457 224 Polk 39,609 1,330 1,325 1,349 2,478 1,779 3,421 3,186 3,764 3,675 2,203 2Putnam 8,111 985 1,332 593 1,256 923 2,727 2,450 1,618 1,459 835 St. Johns 5,696 45 346 327 737 3 1,060 910 1,150 1,085 648 St. Lucie 6,754 470 334 424 597 453 1,006 1,321 1,287 2,115 1,131 1Santa Rosa 8,227 97 311 589 533 448 522 776 817 1,451 676 Sarasota 21,045 1,880 463 1,390 1,466 522 4,706 6,820 6,856 2,143 1,543 1Seminole 14,265 1,267 821 242 553 399 488 664 1,318 972 766 Sumter 4,100 393 650 733 517 456 1,127 870 712 685 447 Suwannee 3,084 31 19 32 428 502 484 443 417 484 364 Taylor 2,921 21 8 57 94 183 251 289 214 318 281 Union 968 34 38 57 103 95 222 162 129 66 44 Volusia 28,703 1,403 1,498 954 1,670 1,177 2,422 3,041 2,869 3,666 2,097 1Wakulla 2,151 31 29 160 290 208 371 642 519 319 160 Walton 4,141 183 226 98 260 204 353 399 306 517 353 Washington 2,439 76 104 87 191 148 135 158 145 211 181 TOTAL 938,244 39,034 37,446 34,598 49,173 34,861 67,114 69,970 72,578 67,139 46,722 43CUMULATIVE TOTAL 938,244 977,278 1,014,724 1,049,322 1,098,495 1,133,356 1,200,470 1,270,440 1,343,018 1,410,157 1,456,879 1,500

* Data before 1991 are calendar year. 1991 and after are fiscal year.Totals do not reflect systems removed from service. US Census estimates 2.3 million systems in service in 2000.

Cumulative totals are based on 1970 census figures plus number of systems installed since 1970. These figures do not account for systems taken out of service. 
ONSITE SEWAGE TREATMENT AND DISPOSAL SYSTEMS INST

COUNTYAlachuaBakerBayBradfordBrevardBrowardCalhounCharlotteCitrusClayCollierColumbiaDadeDeSotoDixieDuvalEscambiaFlaglerFranklinGadsdenGilchristGladesGulfHamiltonHardeeHendryHernandoHighlandsHillsboroughHolmesIndian RiverJacksonJeffersonLafayetteLakeLeeLeonLevyLibertyMadisonManateeMarionMartin

1990 1991-92 1992-93 1993-94 1994-95 1995-96 1996-97 1997-98 1998-99 1999-00 2000-01 2001-02 

778 700 423 380 490 436 536 415 701 429 406 405 290 166 114 109 123 141 128 145 140 95 136 99 551 499 16 850 524 540 448 532 502 522 450 417 190 136 89 170 124 160 192 165 129 194 139 136 

1,954 2,587 2,551 2,405 1,545 1,403 1,460 1,406 1,447 1,436 1,455 1,774 

267 292 275 226 260 294 100 118 208 208 202 224 121 122 113 120 122 130 181 105 114 93 101 90 

1,614 1,179 709 571 497 382 402 400 336 289 325 315 1,563 1,140 1,000 1,118 1,050 925 938 1,053 964 1,031 1,061 949 

576 679 548 485 449 395 630 646 828 791 539 519 

1,346 1,069 771 748 683 659 875 912 1,123 938 1,093 955 

695 608 535 639 738 703 618 647 689 545 607 535 

1,703 910 204 1,167 1,863 1,862 758 518 112 269 435 674 

321 268 130 143 115 100 0 0 127 126 21 138 265 256 200 200 215 239 159 170 141 142 142 114 

1,207 919 486 779 384 501 546 542 599 181 404 381 

673 534 600 680 608 455 801 911 632 498 391 400 

83 101 93 132 140 78 144 120 141 93 108 130 

100 97 211 43 43 58 86 60 218 39 112 155 509 450 550 450 450 627 370 451 457 260 242 204 

91 194 217 249 299 227 254 195 220 151 137 128 78 65 87 63 81 50 31 31 103 20 95 59 

100 134 149 105 79 105 75 53 152 106 102 121 

84 100 45 75 68 123 120 120 141 135 24 22 

150 144 82 86 83 90 54 66 87 59 53 74 181 230 155 176 322 197 92 125 167 103 122 135 

1,673 1,018 939 731 498 641 706 722 960 921 915 1,446 

954 863 593 720 603 465 470 450 505 384 370 521 947 866 884 898 925 894 1,012 918 1,217 1,203 1,123 1,004 206 171 145 212 255 179 178 190 176 149 150 137 894 954 875 1,082 617 450 518 531 442 569 609 634 457 409 298 302 397 365 373 318 183 230 245 214 158 0 139 150 145 120 164 124 132 159 121 110 

55 73 52 65 56 79 78 71 42 78 60 45 

1,935 1,531 1,588 1,534 1,939 1,852 1,977 2,295 1,868 1,849 1,728 1,568 1,971 1,808 1,800 2,741 1,817 1,597 1,415 1,770 1,620 1,967 2,220 2,254 1,194 1,136 772 783 727 979 984 799 576 266 318 342 

606 662 575 425 480 508 548 524 500 548 465 459 

80 91 101 75 60 63 86 33 77 75 62 71 

163 114 219 119 146 236 187 167 213 152 116 110 206 230 174 186 232 220 127 246 297 271 348 355 

3,016 2,540 1,769 1,856 2,024 2,093 2,318 2,123 1,928 2,054 2,055 2,090 

522 414 262 280 288 317 269 310 419 332 263 329 

Cumulative totals are based on 1970 census figures plus number of systems installed since 1970. These figures do not account for systems taken out of service. 
ONSITE SEWAGE TREATMENT AND DISPOSAL SYSTEMS INST

MonroeNassauOkaloosaOkeechobeeOrangeOsceolaPalm BeachPascoPinellasPolkPutnamSt. JohnsSt. LucieSanta RosaSarasotaSeminoleSumterSuwanneeTaylorUnionVolusiaWakullaWaltonWashingtonTOTALCUMULATIVE TOTAL* Data before 1991 arTotals do not reflect sy

712 615 294 467 124 164 199 853 156 353 240 652 459 379 402 0 415 348 308 0 420 440 442 492 376 702 826 855 797 780 857 665 535 366 442 223 117 275 70 150 155 100 100 175 54 158 169 

3,074 1,212 1,650 1,815 993 1,015 996 557 441 589 728 902 

904 806 674 834 749 665 420 360 538 549 478 480 

1,163 643 754 1,009 1,978 1,348 1,184 1,089 441 770 1,089 1,182 

759 575 749 939 942 879 702 745 1,081 871 865 789 

42 60 48 48 57 40 56 43 74 35 50 57 

2,314 2,400 1,869 2,083 2,079 2,274 2,262 1,865 1,784 1,191 1,177 1,079 1,101 816 401 450 417 442 390 386 446 351 358 346 

761 510 471 557 623 528 618 755 527 1,087 477 458 

2,121 1,626 1,072 1,089 924 745 732 638 353 540 511 431 1,127 1,136 1,197 1,260 1,535 1,147 1,352 1,193 541 481 679 676 

933 903 785 927 857 676 798 759 1,072 540 1,125 1,489 933 679 615 526 942 399 268 245 428 949 333 283 470 363 219 293 306 314 394 281 166 257 260 306 338 504 375 398 474 440 523 508 317 193 299 360 279 210 117 89 60 67 88 102 256 183 67 74 

89 81 69 86 112 116 115 124 146 123 114 99 

2,658 2,414 1,135 1,153 988 1,523 1,004 1,100 482 1,130 1,426 1,656 

255 217 275 303 231 268 366 157 66 29 73 214 465 378 436 477 544 582 818 625 810 616 495 449 320 311 225 225 288 284 273 282 77 267 220 207 

52,712 43,870 36,324 40,654 38,792 37,221 36,194 34,576 33,372 31,876 32,211 33,672 

2,019,016 2,062,886 2,099,210 2,139,864 2,178,656 2,215,877 2,252,071 2,286,647 2,320,019 2,351,895 2,384,106 2,417,778 

Cumulative totals are based on 1970 census figures plus number of systems installed since 1970. These figures do not account for systems taken out of service.