Mine Drainage

A few hundred FWS wetland systems in the United States are intended for treatment of acid mine drainage. In some cases, the sizing and configurations of these systems were not rationally based. In most cases, however, the systems are

TABLE 6.14

Examples of Landfill Leachate Characteristics

TABLE 6.14

Examples of Landfill Leachate Characteristics

Berrien

Elkhart

Forest

Southern

County,

County,

Lawn,

Parameter

Illinois

Michigan

Indiana

Michigan

BOD (mg/L)

2130

COD (mg/L)

4420

2430

802

TDS (mg/L)

5210

Sulfate (mg/L)

56

12

<5

Oil and grease (mg/L)

15

pH

6.9

6.3

Ammonia (mg/L)

132

14

160

Nitrate (mg/L)

0.6

3

Chloride (mg/L)

835

275

420

Cyanide (mg/L)

0.2

<0.005

Fluoride (mg/L)

2.9

Aluminum (mg/L)

72

0.3

4

Arsenic (mg/L)

0.6

<0.003

<0.005

<0.01

Barium (mg/L)

0.3

0.32

Boron (mg/L)

3.3

1.3

Cadmium (mg/L)

<0.02

<0.0002

<0.005

Calcium (mg/L)

652

332

235

Chromium (mg/L)

0.1

0.003

0.014

Cobalt (mg/L)

0.1

Copper (mg/L)

0.1

0.03

<0.03

Iron (mg/L)

283

120

14

14

Lead (mg/L)

0.2

<0.001

0.015

Magnesium (mg/L)

336

179

138

Manganese (mg/L)

9.8

0.2

1.34

Mercury (mg/L)

<0.001

<0.0004

0.0002

<0.0002

Nickel (mg/L)

0.2

<0.02

0.06

Potassium (mg/L)

157

42

378

Phosphorus (mg/L)

1

Selenium (mg/L)

<0.1

<0.005

Silver (mg/L)

<0.02

<0.01

Sodium (mg/L)

791

133

672

Thallium (mg/L)

<0.1

0 0

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