_id 河川名 環境基準地点名 類型 平成５年度 ６年度 ７年度 ８年度 ９年度 10年度 1 宇治川(1) 隠元橋 Ａ 1.3 1.4 1.1 1.100000000000000088817841970012523233890533447265625 1.1999999999999999555910790149937383830547332763671875 1.100000000000000088817841970012523233890533447265625 2 宇治川(2) 淀川御幸橋 Ｂ 2.0 1.7 2.1 2.100000000000000088817841970012523233890533447265625 1.6999999999999999555910790149937383830547332763671875 1.399999999999999911182158029987476766109466552734375 3 桂川上流 渡月橋 Ａ 1.3 1.3 1.5 1.1999999999999999555910790149937383830547332763671875 0.90000000000000002220446049250313080847263336181640625 1.3000000000000000444089209850062616169452667236328125 4 桂川下流(1) 西大橋 Ｂ 1.8 3.4 1.8 1.600000000000000088817841970012523233890533447265625 1.8000000000000000444089209850062616169452667236328125 2.600000000000000088817841970012523233890533447265625 5 桂川下流(2) 宮前橋 Ｄ 3.2 4.2 2.8 2.20000000000000017763568394002504646778106689453125 2.600000000000000088817841970012523233890533447265625 2.20000000000000017763568394002504646778106689453125 6 鴨川上流(1) 出町橋 Ａ 1.2 1.2 1.0 1.1999999999999999555910790149937383830547332763671875 1.100000000000000088817841970012523233890533447265625 0.90000000000000002220446049250313080847263336181640625 7 鴨川上流(2) 三条大橋 Ａ 1.5 1.1 1.1 1.100000000000000088817841970012523233890533447265625 0.90000000000000002220446049250313080847263336181640625 0.6999999999999999555910790149937383830547332763671875 8 鴨川下流 京川橋 Ｂ 3.3 3.5 2.9 1.3000000000000000444089209850062616169452667236328125 1.8000000000000000444089209850062616169452667236328125 1.1999999999999999555910790149937383830547332763671875 9 木津川(2) 笹瀬橋 Ａ 2.6 3.4 2.8 2.899999999999999911182158029987476766109466552734375 2.20000000000000017763568394002504646778106689453125 1.899999999999999911182158029987476766109466552734375 10 木津川(3) 恭仁大橋 Ａ 1.2 1.4 2.2 1.899999999999999911182158029987476766109466552734375 1.5 1.399999999999999911182158029987476766109466552734375 11 "" 玉水橋 Ａ 1.4 1.6 2.1 1.899999999999999911182158029987476766109466552734375 1.3000000000000000444089209850062616169452667236328125 1.600000000000000088817841970012523233890533447265625 12 "" 木津川御幸橋 Ａ 1.6 1.8 2.8 2.20000000000000017763568394002504646778106689453125 1.399999999999999911182158029987476766109466552734375 1.8000000000000000444089209850062616169452667236328125 13 由良川上流 安野橋 ＡＡ 0.5 0.7 0.6 0.5 0.5 0.90000000000000002220446049250313080847263336181640625 14 由良川下流 山家橋 Ａ 0.9 1.0 0.9 1.600000000000000088817841970012523233890533447265625 1.1999999999999999555910790149937383830547332763671875 1.399999999999999911182158029987476766109466552734375 15 "" 以久田橋 Ａ 0.9 1.3 1.0 0.8000000000000000444089209850062616169452667236328125 0.8000000000000000444089209850062616169452667236328125 0.6999999999999999555910790149937383830547332763671875 16 "" 音無瀬橋 Ａ 1.0 1.0 0.7 0.6999999999999999555910790149937383830547332763671875 0.8000000000000000444089209850062616169452667236328125 0.59999999999999997779553950749686919152736663818359375 17 "" 波美橋 Ａ 1.4 1.1 0.9 0.8000000000000000444089209850062616169452667236328125 0.6999999999999999555910790149937383830547332763671875 0.6999999999999999555910790149937383830547332763671875 18 "" 由良川橋 Ａ 1.0 1.1 0.7 0.6999999999999999555910790149937383830547332763671875 0.59999999999999997779553950749686919152736663818359375 0.59999999999999997779553950749686919152736663818359375 19 野田川 六反田橋 Ａ 1.1 1.0 1.2 1.6999999999999999555910790149937383830547332763671875 1.3000000000000000444089209850062616169452667236328125 1.100000000000000088817841970012523233890533447265625 20 "" 堂谷橋 Ａ 2.0 2.6 2.2 2.100000000000000088817841970012523233890533447265625 1.399999999999999911182158029987476766109466552734375 1.6999999999999999555910790149937383830547332763671875 21 竹野川 荒木野橋 Ｂ 3.0 2.1 4.0 2.5 2.600000000000000088817841970012523233890533447265625 3 22 小畑川上流 京都市・長岡京市境界点 Ｃ 4.1 5.3 4.1 2.399999999999999911182158029987476766109466552734375 2.20000000000000017763568394002504646778106689453125 1.899999999999999911182158029987476766109466552734375 23 小畑川下流 小畑橋 Ｃ 3.8 5.0 4.2 4.9000000000000003552713678800500929355621337890625 4.0999999999999996447286321199499070644378662109375 3.70000000000000017763568394002504646778106689453125 24 大谷川 二ノ橋 Ｅ - - - 9.4000000000000003552713678800500929355621337890625 8.800000000000000710542735760100185871124267578125 8.199999999999999289457264239899814128875732421875 25 高野川上流 三宅橋 ＡＡ 0.5 0.5 0.5 0.5 0.5 0.5 26 高野川下流 河合橋 Ａ 1.4 1.1 0.9 1.100000000000000088817841970012523233890533447265625 0.8000000000000000444089209850062616169452667236328125 1 27 清滝川 落合橋 ＡＡ 0.5 0.5 0.5 0.5 0.5 0.5 28 田原川 蛍橋 Ａ - - - 1.899999999999999911182158029987476766109466552734375 1.5 1.3000000000000000444089209850062616169452667236328125 29 弓削川 寺田橋 Ａ - - - 0.90000000000000002220446049250313080847263336181640625 1 1.3000000000000000444089209850062616169452667236328125 30 園部川 神田橋 Ａ 2.1 4.3 2.8 2.70000000000000017763568394002504646778106689453125 2 2.100000000000000088817841970012523233890533447265625 31 犬飼川 並河橋 Ｂ 2.0 2.6 2.7 2.399999999999999911182158029987476766109466552734375 1.399999999999999911182158029987476766109466552734375 1.3000000000000000444089209850062616169452667236328125 32 有栖川 梅津新橋 Ｂ 6.8 9.1 6.0 4.79999999999999982236431605997495353221893310546875 3.5 2.899999999999999911182158029987476766109466552734375 33 天神川 東海道本線下 Ｂ 5.5 6.1 4.8 4.5999999999999996447286321199499070644378662109375 3.29999999999999982236431605997495353221893310546875 2.20000000000000017763568394002504646778106689453125 34 和束川 菜切橋 Ａ 2.8 1.2 2.0 2 2.20000000000000017763568394002504646778106689453125 1.5 35 棚野川 和泉大橋 Ａ - - - 0.5 0.6999999999999999555910790149937383830547332763671875 1.1999999999999999555910790149937383830547332763671875 36 高屋川 黒瀬橋 Ａ 1.3 1.8 2.2 1.1999999999999999555910790149937383830547332763671875 2 1.1999999999999999555910790149937383830547332763671875 37 上林川 五郎橋 Ａ 0.8 1.3 1.1 2 1.5 1.3000000000000000444089209850062616169452667236328125 38 八田川 八田川橋 Ａ 1.4 2.9 2.0 2.70000000000000017763568394002504646778106689453125 1.600000000000000088817841970012523233890533447265625 1.600000000000000088817841970012523233890533447265625 39 犀川 小貝橋 Ａ 1.9 2.3 2.2 2.20000000000000017763568394002504646778106689453125 1.600000000000000088817841970012523233890533447265625 1.399999999999999911182158029987476766109466552734375 40 土師川 土師橋 Ａ 0.8 1.1 1.0 1 0.8000000000000000444089209850062616169452667236328125 0.6999999999999999555910790149937383830547332763671875 41 牧川 天津橋 Ａ 1.4 1.2 1.6 2.29999999999999982236431605997495353221893310546875 1.5 1.899999999999999911182158029987476766109466552734375 42 宮川 宮川橋 Ａ - - - 1.3000000000000000444089209850062616169452667236328125 1.3000000000000000444089209850062616169452667236328125 1.6999999999999999555910790149937383830547332763671875 43 伊佐津川 相生橋 Ａ 1.1 1.5 2.1 0.90000000000000002220446049250313080847263336181640625 1.399999999999999911182158029987476766109466552734375 1 44 河辺川 第一河辺川橋 Ａ - - - 1.1999999999999999555910790149937383830547332763671875 0.6999999999999999555910790149937383830547332763671875 0.8000000000000000444089209850062616169452667236328125 45 大手川 京口橋 Ａ 2.2 2.0 1.9 2 1.6999999999999999555910790149937383830547332763671875 1.6999999999999999555910790149937383830547332763671875 46 福田川 新川橋 Ａ 2.0 2.2 2.3 1.6999999999999999555910790149937383830547332763671875 2.600000000000000088817841970012523233890533447265625 2.20000000000000017763568394002504646778106689453125 47 宇川 宇川橋 Ａ - - - 1.100000000000000088817841970012523233890533447265625 1.399999999999999911182158029987476766109466552734375 1.899999999999999911182158029987476766109466552734375 48 佐濃谷川 高橋橋 Ａ 2.1 1.0 2.5 1.3000000000000000444089209850062616169452667236328125 1.5 2.29999999999999982236431605997495353221893310546875 49 　注１　ＢＯＤの水質（75％値）。 "" "" "" "" "" 50 　　２　網掛けは、環境基準を達成していないもの。 "" "" "" "" "" 51 ３　（）内は参考値。 "" "" "" "" "" 52 　　４　８年３月に21水域について新たに環境基準の類型指定を行った。 "" "" "" "" "" 53 　資料：府環境管理課（公共用水域水質測定結果） "" "" "" "" "" 54 "" "" "" "" "" "" 55 "" "" "" "" "" "" 56 "" "" "" "" "" ""