資料8-2 処理方式別浄化槽設置基数(平成13年度末)
(1) 旧構造基準適用のもの
人 槽
|
合計 | ~ 20 |
21 ~ 100 |
101 ~ 200 |
小計 | 201 ~ 300 |
301 ~ 500 |
小計 | 501 ~ 1,000 |
1,001 ~ 2,000 |
2,001 ~ 3,000 |
3,001 ~ 4,000 |
4,001 ~ 5,000 |
5,001 ~ 10,000 |
10,001 ~ |
小計 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
単独処理 | 腐敗式 | 16,905 | 10,474 | 5,656 | 525 | 16,655 | 128 | 96 | 224 | 21 | 5 | 0 | 0 | 0 | 0 | 0 | 26 |
ばっき型 | 45,107 | 37,952 | 6,891 | 173 | 45,016 | 55 | 34 | 89 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | |
その他 | 1,997 | 1,630 | 314 | 31 | 1,975 | 15 | 7 | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
小 計 | 64,009 | 50,056 | 12,861 | 729 | 63,646 | 198 | 137 | 335 | 23 | 5 | 0 | 0 | 0 | 0 | 0 | 28 | |
合併処理 | 散水ろ床 | 4 | 0 | 2 | 0 | 2 | 1 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 |
活性汚泥 | 735 | 3 | 1 | 294 | 298 | 137 | 135 | 272 | 74 | 55 | 10 | 13 | 2 | 6 | 5 | 165 | |
その他 | 104 | 0 | 0 | 31 | 31 | 17 | 21 | 38 | 14 | 10 | 6 | 4 | 0 | 1 | 0 | 35 | |
小計 | 843 | 3 | 3 | 325 | 331 | 155 | 156 | 311 | 88 | 66 | 16 | 17 | 2 | 7 | 5 | 201 | |
合計 | 64,852 | 50,059 | 12,864 | 1,054 | 63,977 | 353 | 293 | 646 | 111 | 71 | 16 | 17 | 2 | 7 | 5 | 229 |
(2) 新構造基準適用のもの
人 槽 機 種 |
合計 | 5 ~ 10 |
11 ~ 20 |
21 ~ 50 |
51 ~ 100 |
101 ~ 200 |
小計 | 201 ~ 300 |
301 ~ 500 |
小計 | 501 ~ 1,000 |
1,001 ~ 2,000 |
2,001 ~ 3,000 |
3,001 ~ 4,000 |
4,001 ~ 5,000 |
5,001 ~ 10,000 |
10,001 ~ |
小計 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
単 独 処 理 |
分離接触ばっ気 | 108,634 | 98,822 | 9,647 | 119 | 39 | 108,627 | 4 | 2 | 6 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | |
分離ばっ気 | 18,744 | 17,355 | 1,349 | 25 | 14 | 18,743 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||
散水ろ床 | 3 | 1 | 0 | 0 | 0 | 1 | 1 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||
その他 | 96 | 80 | 13 | 3 | 0 | 96 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||
小計 | 127,477 | 116,258 | 11,009 | 147 | 53 | 127,467 | 6 | 3 | 9 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | ||
合 併 処 理 |
分離接触ばっ気 | 2,954 | 297 | 850 | 1,807 | 2,954 | |||||||||||||
嫌気ろ床接触ばっ気 | 40,818 | 39,487 | 744 | 587 | 40,818 | ||||||||||||||
脱窒ろ床接触ばっ気 | 26 | 21 | 2 | 3 | 0 | 0 | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
回転板接触 | 6 | 0 | 0 | 2 | 0 | 2 | 1 | 2 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | ||
接触ばっ気 | 5,532 | 785 | 201 | 1,992 | 1,519 | 4,497 | 521 | 325 | 846 | 128 | 30 | 22 | 0 | 1 | 7 | 1 | 189 | ||
散水ろ床 | 8 | 7 | 0 | 0 | 0 | 7 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||
長時間ばっ気 | 323 | 10 | 0 | 3 | 11 | 24 | 49 | 60 | 109 | 85 | 41 | 32 | 13 | 11 | 8 | 0 | 190 | ||
標準活性汚泥 | 24 | 10 | 1 | 0 | 0 | 11 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 9 | 3 | 13 | ||
接触ばっ気・砂ろ過 | 3 | 3 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||
凝集分離 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | ||
接触ばっ気・活性炭 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | ||
凝集分離・活性炭 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | ||
硝化液循環 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||
3次処理脱窒・脱燐 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||
その他 | 11,481 | 10,461 | 748 | 88 | 59 | 11,356 | 17 | 32 | 49 | 39 | 19 | 6 | 1 | 6 | 2 | 3 | 76 | ||
小計 | 61,180 | 52,677 | 3,347 | 2,085 | 1,589 | 59,698 | 589 | 421 | 1,010 | 254 | 93 | 60 | 14 | 18 | 26 | 7 | 472 | ||
合計 | 188,657 | 168,935 | 14,356 | 2,232 | 1,642 | 187,165 | 595 | 424 | 1,019 | 255 | 93 | 60 | 14 | 18 | 26 | 7 | 473 |
(3) 合 計
人 槽
|
合計 | ~ 20 |
21 ~ 100 |
101 ~ 200 |
小計 | 201 ~ 300 |
301 ~ 500 |
小計 | 501 ~ 1,000 |
1,001 ~ 2,000 |
2,001 ~ 3,000 |
3,001 ~ 4,000 |
4,001 ~ 5,000 |
5,001 ~ 10,000 |
10,001 ~ |
小計 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
単独処理 | 191,486 | 166,314 | 24,017 | 782 | 191,113 | 204 | 140 | 344 | 24 | 5 | 0 | 0 | 0 | 0 | 0 | 29 |
合併処理 | 62,023 | 52,680 | 5,435 | 1,914 | 60,029 | 744 | 577 | 1,321 | 342 | 159 | 76 | 31 | 20 | 33 | 12 | 673 |
合計 | 253,509 | 218,994 | 29,452 | 2,696 | 251,142 | 948 | 717 | 1,665 | 366 | 164 | 76 | 31 | 20 | 33 | 12 | 702 |