2007-11-23_HYDROLOGY - M1977300 ‎(7)‎

• Permit No: M1977300
• IBM Index Class Name: HYDROLOGY
• Doc Date: 11/23/2007
• Doc Name: Hydro Eval- Vol. II- Ap. F- Water Quality Database
• From: Cotter and Whetstone
• To: DRMS
• Permit Index Doc Type: Hydrology Report
• Email Name: DB2
• Media Type: D
• Archive: No

• •
•
Cotter Schwartzwalder Mine Hydrology Study All Analytes-- Surface Water Analytical Results Whetstone Associates I
Parameter 10120198 10120198 11123198 11/23198 12117198 12117198 1/18199 1118199 2116199 2116199 3116199 4/19199
pH (Std. Units) 8 8.1 8 7.4 8.3 7.8 727
Conductivity, specific (uS/cm) 468 452 376 357 808 408 284
Total dissolved solids (mg/L) 303 301 245 218 542 328 186
Total suspended solids (mg2) 4B SB --------- ----------------
18 ---------------- ----------------
3B ---------------- -----------
<lU 1B -
--
Hardness, total (mg/L) 150 140 120 110 - ------
Alkalinity, Dissolved (mgam) --- -------------- ---------------- ----------- - ---------' -------------- -------------- ------70D-----
Alkalinity, total (mg/L) 120 120 140 ----- ---------------- --------84 ----- --------------- ---'-130 82
------
70
Nitrate Nitrogen (mg/L) 0.8 1.8
'
' 0.8 0.8 2.9 0.4 B
'
' 0.5 B
-
-

Ammonia, total (mg(L)
0 U -
-------
O
U --
------------- ----------------
O
U ---------------- ----------------
0 U -'-------------- -------------'-
0 U ----------'------ -----------
--
0 U ----
--
--------
0 U
Calcium, dissolved (mg(L) 35 .
33 -
29 28 48
Sodium, dissolved (mg/L) 44 38
- 29 28 69
----
-

Potassium, dissolved (mg/L)
20
2.3 ------- ----------------
2 ---------------- ----------------
2 ---------------- ---------------
3.7 ----------------- ---------
- -
--------------
Sulfate(mg/L) 120 110 79 79 240 89 54
Fluoride, total (mg/L) 0.6 0.5 0.4 0.4 0.9
Chloride (mg/L) 18 15 14 13 22 14 13
Aluminum, dissolved (mg/L) <0.5 U <0.5 U <00 U <0.5 U
Antimony, dissolved (mg(L) <0.03 U <0.008-U <0
.003
U <0.003 U 0.011
Arsenic, dissolved (mg/L) <0.05 U <0.003 U -
-
Arsenic, total (mg/L) <0-.003-U <0.003 U <0.003
U
Barium, dissolved (mg/L) 0.04 0.04 -
Barium, total (mg/L) 0.03 0.03 0.04
Beryllium, dissolved (mg/L) <0.001 U
' --------- <0.002 U
---
- <0.002 U <0.002 U <0.002 U

Cadmium, dissolved (mg/L)

--
<0.002 U

----- -
---------
<0.0002 U
-
- ----------------

- ----------------
<0.0002 U
- ----------------

- ----------------
<0.0002 U -------
<0.001 U --'---- ----------------

Chromium, dissolved (mg/L)
<0.005-U
-- `- -
-
<
0
.0
0
5
U
- ---
-
- -----
<
0
.0
0
5
U -----
- ------------

<
0
.0
0
5
U
<0.005 --------------- ---------

<0
.005
u --------------- ---------------

Copper, dissolved (mg/L)
<.02U ----
----------------
------ ---
-
-
-
-
--
----- ----
----
<0.02U -----
-----
-
-
-
-
--
--- ----------------
----- ----
<0.02U ----
-----
-
-
-
-
--
----- ---'
-
-
Iron, dissolved (mg/L) 0.04 <0.03 U <0.03 U <0.03 U
Lead, dissolved (mg/L) <0.05-U <0-.002-U
Lead, total (mg/L) <0.002-U <0.002
U <0.002 U
Magnesium, dissolved (mg/L) 15 15
----
---------------- 11
-
-----
---------------- l l
-----
---- -
-------- 200
Manganese, dissolved (mg/L) <0.01U
--------------- ---
---- <0.01U
---------------- ---
--- <0.01U
-
------
-- --
--- <0.01U
--
-'-
-
-
Mercury, dissolved (mg/L)
---------------- <0.0002U
--- -------------
---------------- <0.0002U
---- ------------ --
-
-
-----------
- - <0.0002U
-----
-- ---- -
-
---
-
--
- -
- ---<0.0002U---- --------------- ----<0.0002U----
- ----

Molybdenum, dissolved (mg/L)
0.195
0.22 -
- -
0.13 -
-
--
--
- ----------------
0.11 --------------- ----------
------
0.51 ------------- ----------------
Nickel, dissolved (mg/L) <0.02 U <-0.04-U <0.04-U <0
.04
U <0.04U
Selenium, dissolved (mg/L) <0.05-U <0-.005-U <0.005-U -
-
<0.005-U <0.005 U
Silver, dissolved (mg/L)
' <0.005 U <0.001 U <0.0002 U
--------
----------- <0.0002 U
-
-
- <0.0002 U
-

Thallium, dissolved (mg/L)

----------------
--<0.05-U
--------- - - -

- - - - - - - - - - - -
<0-.001-U - - - -
- - - - -----
- - - - - - - - - - - - - - - -
- - - - - <0.001-U - - - -
-----
- - - - - - - - - - - - - - - - ---
---------
- - - - - <0.001 U - - - -
------- --------------
- - - - - - - - - - - - - - - -----
----------
- - - - - - <0.001-U
---- --------------- -------------

Vanadium, dissolved (mg/L)
<0.005 U
<0.01 U
<0.01-U
<0.01 U ----
<0.01 U -------------- ----------------
Zinc, dissolved (mg/L) 0.005 <0.005 U <0.005 U <0.005-U
Uranium, dissolved (pCi/L) 0.0076
----------------
---------------- 0.0046
----------------
---------------- 0.0062
----------------
---------------- 0.0045
----------------
---------------- 0.0051
---------------
------------
- 0.0037 0.0038

Thorium-228, dissolved (pCi/L)
0 -
--- ......
--------- ...
-------------
Thorium-230, dissolved (pCi/L) 0
----------------
----------------
----------------
-------- ------
----------------
--- -- ---------
------- --------
----------------
---------------
-----------------
--------

Thorium-232, dissolved (pCi/L)
0 ------- --------------
Radium-226, dissolved (pCi/L) 0.4 0.3 0.9 0.4
Gross Alpha Particles, dissolved (pCi/L) 2.2 3.8 7.6
Gross Beta Particles, dissolved (pCi/L) 2.2-B 2B 1-.5-B -
Printed 11/15/2007 5:28:39 AM Page 33 of 74