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Table 6--Watershed characterization of ecological provinces in the South using Index of Watershed Indicators data

             

Ecological Provincea


Total number of watersheds


 

Better water quality


Less serious water quality


More serious water quality


Insufficient data


 

-- Number of watersheds (acres) --


---------Number of watersheds (percent of acres) ------------


E Broadlf Ocean (221)


41 (12,011,675)


 

17 (40.43)


17 (42.78)


2 (9.02)


5 (7.77)


Cntr Appalachian (M221)


52 (20,960,016)


 

23 (55.19)


23 (39.37)


4 (1.52)


2 (3.92)


E Broadlf Contl (222)


76 (41,470,850)


 

29 (42.33)


30 (41.86)


14 (12.79)


3 (3.01)


Ozark Broadlf (M222)


15 (4,136,528)


 

8 (52.34)


4 (22.38)


2 (14.39)


1 (10.89)


Southeast Mixed (231)


199 (112,330,643)


 

65 (35.11)


73 (39.22)


43 (17.56)


18 (8.12)


Ouachita Mixed (M231)


18 (7,153,279)


 

8 (38.65)


5 (24.37)


4 (30.98)


1 (6.00)


Outr Coast Mixed (232)


216 (126,888,978)


 

54 (24.02)


93 (45.90)


48 (21.51)


21 (8.57)


Lowr MS Riverine (234)


87 (27,494,018)


 

17 (27.39)


31 (36.60)


36 (31.89)


3 (4.12)


Prairie Park Tmp (M251)


12 (2,571,329)


 

2 (2.29)


9 (75.21)


1 (22.50)


0 (0)


Prairie Park Sbtr (255)


113 (55,793,413)


 

35 (37.52)


49 (39.69)


16 (16.18)


13 (6.61)


Everglades (411)


6 (5,253,389)


 

0 (0)


4 (91.07)


1 (7.18)


1 (1.75)


a Bailey's ecological provinces, represented by three digit codes; leading "M" indicates mountainous topography


Source: U.S. Environmental Protection Agency 1997 and 1999


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