1999-06-18_HYDROLOGY - M1984049

• Permit No: M1984049
• IBM Index Class Name: Hydrology
• Doc Date: 6/18/1999
• Doc Name: REDUCED MONITORING FREQUENCY & PARAMETERS HOWARDSVILLE MILL PN M-84-049
• From: DMG
• To: CALCO INC
• Media Type: D
• Archive: No

DIVISION OF MINERALS AND GEOLOGY Site Name: Howardsville Mill
Hydrology Report-Baseline Conditions Permit No.: M-84-049
Monitoring Site No.: S-6-- Surface water sample
Animas River. Aquatic Life Cold 1;Recreation 2;Agriculture. Monitoring Location: Animas River, downstream of Howardsville Mill.
PARAMETER UNITS LAB IDENTIFICATION NUMBER Average STANDARDS
1705 1816 1873 3079 3212 Aquatic Human Agriculture
Sample Date 06/15/97 08117/97 10104/97 06130/98 09/27/98 5 quarters
Inter grated
at f d/Grab Grab In e d G G t r rate Integrated Integrated N/A
9 9 9
Surface F
7
ac to s 40 5 w cf 750 1 130 9 277.0
Well20 H Depth N/ /A N/ /A N/ft A N A N N/A A
H std. units 7.15 7.15 6.84 6.58 6.84 6.91 6.5-9 5- 9 • 6.5-8.5
Conductivity EC us/cm 127 222 228 90 263 186
TSS ! 3 1 3 m 1 7.1 3. 0.9 3.4 0. 0
•
TD / 9 60 6 S m I 89 14 152 17 125
Hardness CaCO3 m /I 63 78 135 42 93 82
T lini / 3 26 5 23 16 Atka CaCO3 m I 14 1
Ammonia NH3- m /I 0.05 0.35 0.01 <0.05 <0.05 0.08 0.02 ? 0.5 ?.....
Chloride CI- m /I 2 2 1 5 12 4 250`
WAD Cyanide CN- m /l <0.001 <0.001 <0.001 <0.001 0.001 0.0002 0.005 ` 200 & 0.2' 0.2'
Nitrate NO3- m /I 1 0.5 0.2 0.4 0.5 0.9 0.5 10 100
Nitrite NO2- m /I 2 2 2 3 2 2.2 1 10
Sulfate SO4- m /1 40 80 85 44 115 73 250
0 6- 0 00 0 01 .000/I 0.00 0 001 .001 0. 1 .0 Sulfide S m 1
6 15 3 30.4
a /I 23 6 6. 52 5 Calcium C m 2
1 .85 1 6 1.49!I 1.0 .28 0 Magnesium M m 4 2.7
3 1 33
m /I 0.36 3.5 0.6 0. 1.9 Potassium K
Soiu a !I 1.7 18.8 1.2 0.7 1.9 49
Sodium N m
Aluminum Al u /1 20 4 55 11 6 19.20 87....... 5000.,....
Arsenic As u /l <5 <1 1 41 1.5 0.50 150 50..,.. 100
Barium Ba u /I 1000 1000 2000 2000 1000 1400 1000
Boron B u /I <100 <100 <100 <100 <100 0.00 750
•
Cadmium Cd u /I 1.2 <0.1 0.5 <0.5 0.2 0.4 1...1.,..., 5...... 10
Chromium Cr+3, 6 u /I <50 <10 <10 <10 <10 0.00 11 50 100
Copper Cu u /I 27 20 <5 <5 <5 9.40 12 1000 200
Iron Fe u /1 270 30 <10 <10 <30 60.00 1000 it.rec.) 300 ' 5000
Lead Pb u /I <1 <1 <1 <1 <1 0.00 4 50 100
Manganese Mn u /I 250 524 621 375 470 448 1462 50` 200
Mercury Hg u /I 0.3 <0.1 <0.1 <0.1 <0.1 0.06 0.1 2 10
Nickel Ni u /I <100 <1 <1 14 5 3.80 96 100 200
Selenium Se u /I <5 <5 <5 <5 <5 0.00 17 50 20
Silver Aq u /I 0.1 <0.1 <0.1 <0.1 <0.1 0.02 0.32 50
Zinc Zn u /I 1 398 377 437 362 404 396 106 5000 ` 2000
Standards for Aquatic Life are Chronic at 100 hardness. ' CN Standards are for Free Cyanide.
Standards for Human Health with (`) are Secondary Standards for drinking water.