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Air Quality Criteria for Lead Volume II of II - (NEPIS)(EPA) - US ...

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AX7-186<br />

Amphipod<br />

(Hyalella azteca)<br />

Species Chemical<br />

Bivalve<br />

(Pisidium compressum)<br />

Bivalve<br />

(Pisidium casertanum)<br />

Gastropod<br />

(Amnicola limosa)<br />

Mussel<br />

(Dreissena polymorpha)<br />

Mussel<br />

(Dreissena polymorpha)<br />

Amphipod<br />

(Hyalella azteca)<br />

Amphipod<br />

(Hyalella azteca)<br />

Table AX7-2.4.1 (cont’d). Effects <strong>of</strong> <strong>Lead</strong> to Freshwater and Marine Invertebrates<br />

lead<br />

nitrate<br />

lead<br />

nitrate<br />

lead<br />

nitrate<br />

lead<br />

nitrate<br />

lead<br />

nitrate<br />

lead<br />

nitrate<br />

lead<br />

nitrate<br />

lead<br />

nitrate<br />

Endpoint:<br />

Conc. (µg/L)*<br />

LC50:<br />

10<br />

21<br />

18<br />

LC50:<br />

38,000<br />

21,300<br />

11,400<br />

LC50:<br />

23,600<br />

23,500<br />

56,000<br />

LC50:<br />

10,300<br />

20,600<br />

9,500<br />

EC50:<br />

370<br />

91<br />

LT50:<br />

358<br />

LC50:<br />

4.8 (3.3 - 7.1)<br />

LC50:<br />

113 (101 -126)<br />

Duration <strong>of</strong><br />

Exposure Water Chemistry Test Type - Effect Reference<br />

96 h pH:<br />

5.0<br />

5.5<br />

6.0<br />

acute-survival Mackie (1989)<br />

96 h pH:<br />

3.5<br />

4.0<br />

4.5<br />

96 h pH:<br />

3.5<br />

4.0<br />

4.5<br />

96 h pH:<br />

3.5<br />

4.0<br />

4.5<br />

48 h<br />

10 wks<br />

pH = 7.9; Hardness = 150 mg<br />

CaCO3/L; Temp = 15 Ε C<br />

72 days pH = 7.9; Hardness = 150 mg<br />

CaCO3/L; Temp = 15 Ε C<br />

7 days pH = 7.37 - 8.27<br />

Hardness = 18 mg CaCO3/L<br />

DOC = 0.28 mg/L<br />

7 days pH = 8.21 - 8.46<br />

Hardness = 124 mg CaCO3/L;<br />

DOC = 1.1 mg/L<br />

acute- survival Mackie (1989)<br />

acute- survival Mackie (1989)<br />

acute- survival Mackie (1989)<br />

renewal - filtration Kraak et al. (1994)<br />

renewal - filtration Kraak et al. (1994)<br />

renewal - survival Borgmann et al.<br />

(2005)<br />

renewal - survival Borgmann et al.<br />

(2005)

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