_id	河川名	地点名	類型	昭和62年度	63年度	平成元年度	２年度	３年度
1	宇治川	隠元橋	Ａ	1.5	1.8000000000000000444089209850062616169452667236328125	1.399999999999999911182158029987476766109466552734375	1.4	1.3000000000000000444089209850062616169452667236328125
2	""	淀川御幸橋	Ｂ	2.20000000000000017763568394002504646778106689453125	2.29999999999999982236431605997495353221893310546875	1.899999999999999911182158029987476766109466552734375	2.0	1.8000000000000000444089209850062616169452667236328125
3	桂川	渡月橋	Ａ	1	0.8000000000000000444089209850062616169452667236328125	0.90000000000000002220446049250313080847263336181640625	1.0	0.90000000000000002220446049250313080847263336181640625
4	""	西大橋	Ｂ	4	3.100000000000000088817841970012523233890533447265625	2.70000000000000017763568394002504646778106689453125	2.4	1.899999999999999911182158029987476766109466552734375
5	""	宮前橋	Ｄ	7.29999999999999982236431605997495353221893310546875	4.5	4.9000000000000003552713678800500929355621337890625	3.8	3.20000000000000017763568394002504646778106689453125
6	鴨川	出町橋	Ａ	1.1999999999999999555910790149937383830547332763671875	0.90000000000000002220446049250313080847263336181640625	1	0.9	1.100000000000000088817841970012523233890533447265625
7	""	三条大橋	Ｂ	1.1999999999999999555910790149937383830547332763671875	1	1.100000000000000088817841970012523233890533447265625	0.9	1.100000000000000088817841970012523233890533447265625
8	""	京川橋	Ｄ	7.5	8.5999999999999996447286321199499070644378662109375	5.4000000000000003552713678800500929355621337890625	2.6	3.79999999999999982236431605997495353221893310546875
9	木津川	笹瀬橋	Ａ	2.5	2	2.100000000000000088817841970012523233890533447265625	2.2	1.600000000000000088817841970012523233890533447265625
10	""	恭仁大橋	Ａ	1.600000000000000088817841970012523233890533447265625	1.6999999999999999555910790149937383830547332763671875	1.8000000000000000444089209850062616169452667236328125	1.8	1.3000000000000000444089209850062616169452667236328125
11	""	玉水橋	Ａ	1.899999999999999911182158029987476766109466552734375	1.5	1.6999999999999999555910790149937383830547332763671875	1.5	1.100000000000000088817841970012523233890533447265625
12	""	木津川御幸橋	Ａ	1.899999999999999911182158029987476766109466552734375	1.899999999999999911182158029987476766109466552734375	1.3000000000000000444089209850062616169452667236328125	1.8	1.3000000000000000444089209850062616169452667236328125
13	由良川	安野橋	ＡＡ	0.59999999999999997779553950749686919152736663818359375	0.5	0.59999999999999997779553950749686919152736663818359375	0.5	0.5
14	""	山家橋	Ａ	1.100000000000000088817841970012523233890533447265625	0.8000000000000000444089209850062616169452667236328125	0.6999999999999999555910790149937383830547332763671875	0.7	0.6999999999999999555910790149937383830547332763671875
15	""	以久田橋	Ａ	0.8000000000000000444089209850062616169452667236328125	0.6999999999999999555910790149937383830547332763671875	0.8000000000000000444089209850062616169452667236328125	0.7	0.59999999999999997779553950749686919152736663818359375
16	""	音無瀬橋	Ａ	0.6999999999999999555910790149937383830547332763671875	0.6999999999999999555910790149937383830547332763671875	0.8000000000000000444089209850062616169452667236328125	0.8	0.6999999999999999555910790149937383830547332763671875
17	""	波美橋	Ａ	0.6999999999999999555910790149937383830547332763671875	0.6999999999999999555910790149937383830547332763671875	0.8000000000000000444089209850062616169452667236328125	0.8	0.6999999999999999555910790149937383830547332763671875
18	""	由良川橋	Ａ	0.59999999999999997779553950749686919152736663818359375	0.6999999999999999555910790149937383830547332763671875	0.6999999999999999555910790149937383830547332763671875	0.8	0.59999999999999997779553950749686919152736663818359375
19	野田川	六反田橋	Ａ	1.100000000000000088817841970012523233890533447265625	0.8000000000000000444089209850062616169452667236328125	1.600000000000000088817841970012523233890533447265625	1.2	1.399999999999999911182158029987476766109466552734375
20	""	堂谷橋	Ａ	1.600000000000000088817841970012523233890533447265625	1.1999999999999999555910790149937383830547332763671875	1.5	1.7	1.8000000000000000444089209850062616169452667236328125
21	竹野川	荒木野橋	Ｂ	1.3000000000000000444089209850062616169452667236328125	1.3000000000000000444089209850062616169452667236328125	1.5	1.8	1.5
22	小畑川	京都市・長岡京市境界点	Ｃ	5	4.5	4.5	4.1	3.399999999999999911182158029987476766109466552734375
23	""	小畑橋	Ｅ	10	7.4000000000000003552713678800500929355621337890625	6.5	6.2	4.70000000000000017763568394002504646778106689453125
24	大谷川	橋本樋門	Ｅ	13	7.79999999999999982236431605997495353221893310546875	7.5999999999999996447286321199499070644378662109375	-	3.79999999999999982236431605997495353221893310546875
25	高野川	三宅橋	ＡＡ	0.59999999999999997779553950749686919152736663818359375	0.5	0.59999999999999997779553950749686919152736663818359375	0.6	0.5
26	""	河合橋	Ｃ	1.899999999999999911182158029987476766109466552734375	1.1999999999999999555910790149937383830547332763671875	1.399999999999999911182158029987476766109466552734375	1.2	1.1999999999999999555910790149937383830547332763671875
27	清滝川	落合橋	ＡＡ	0.59999999999999997779553950749686919152736663818359375	0.5	0.5	0.5	0.5
28	注　数値は年度平均値。	""	""				""	
29	　資料：府環境対策室（公共用水域水質測定結果）	""	""				""	
30	""	""	""				""	
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32	""	""	""				""