# A NALYTICAL REPORT

**•** 

# M ERCURY 

## (EPA M ETHOD 

## 30B )

P LANT 

## : C OGENTRIX 

## S CRUBGRASS



## C LIENT 

## : B LUE 

## M OUNTAIN 

## E NVIRONMEN TAL



## O BJECTIVE 

## :

T EST 

## D ATE 

## : M ARCH 

## 22

- 23
, 20 10 Unit s 1 & 2 Common Stack

# Report Summary

CLIENT INFORMATION: 

### Scott Williams Analyst: 

### IVA 

### Resolution Analytics, Inc. Blue Mountain Environmental File: 

### hg 

### 2733 Lee Ave 1191 Pittsburgh Rd. Job Name: 

### Combuster 1 & 2 

### Sanford, NC 27332 Valencia, PA 16059 Plant Name: 

### Cogentrix Scrubgrass 

### Phone: (919) 774-5557 Phone: (724) 898-4500 PO #: 

### Fax: (919) 776-6785

**Total Catch** (ng)

**Run 1: Tube A** 

## 12.2 **14.3%**

**Run 1: Tube B** 

## 10.6 **2.22% 96.8%** 

**Run 2: Tube A** 

## 18.0 **2.20%**

**Run 2: Tube B** 

## 13.1 **0.79% 90.3%** 

**Run 3: Tube A** 

## 12.3 **3.58%**

**Run 3: Tube B** 

## 7.02 **0.58% 89.5%** 

**Sample ID Breakthrough**  **Spike Recovery**

Avg. Spike Recovery: 92.2%

# Analytical Narrative RFA # 0 425 10 Page 1 of 1

Client/Plant Name: Blue Mountain Environmental Date Rec'd in lab : 03 /2 5 /2010 Analyst: IVA Date of Analysis: 04/15/2010 Analysis Method: EPA Method 30B Analyte(s): Mercury

Sample Matrix & Components:
Iodinated charcoal sorbent tubes Summary of Sample Prep: Analytical and quality assurance procedures in EPA reference method 30B were utilized for this project. Sample component s were analyze d by direct combustion paired with an atomic absorbance spectrophotomet er

. Summary of Instrumentation:

SPEX 5100 Mixer Mill DMA

- 80 Mercury Analyer Denver Instruments PI

- 114 Balance

Analytical Detection Limit(s): Mercury 0. 17 4 ng

Summary of Field Spike Recovery Analyses:

See data sheet for field spike recoveries.

Miscellaneous Comments Regarding Sample Analysis: (Note unusual catch weights, interferences, odd sample behavior, and steps taken to confirm unusual results. Also note any deviations from standard analytical procedures, toge ther with justification and possible affect on results. Specify samples when applicable.)

None.

# Mercury (EPA Method 30 B) Analytical Data Sheet

CLIENT INFORMATION: 

### Scott Williams Analyst: 

### IVA 

### Resolution Analytics, Inc. Blue Mountain Environmental File: 

### hg 

### 2733 Lee Ave 1191 Pittsburgh Rd. Job Name: 

### Combuster 1 & 2 

### Sanford, NC 27332 Valencia, PA 16059 Plant Name: Cogentrix Scrubgrass 

### Phone: (919) 774-5557 Phone: (724) 898-4500 Fax: (919) 776-6785

Calibration Data Calculation Quadratic Regression Std Concentrations Peak Calculated % of y=Ax 2 +Bx+C (ng) Height Conc True Value a: -0.0007956 Method Det Limit: 0.174 ng 1.00 0.0591 0.994 -0.55% b: 0.0537533 Anal. Bias Limits (Hg 0): 0.002-10 μgs 3.00 0.1586 2.96 -1.31% c: 0.0064308 Anal. Bias Limits (Hg 2+): 0.002-10 μgs 6.00 0.3027 6.05 0.90% 9.00 0.4268 9.03 0.29% r 2 = 0.9999 13.0 0.5712 13.0 0.10% 20.0 0.7596 19.8 -0.83% Abs SCS Factor **∆γ −** Side A: 1 25.0 0.8550 25.1 0.57% 0.4000 0.0305 13.1 **∆γ −** Side B: 1

F FACTOR (DSCF/MMBtu): STACK FLOW RATE (DSCFM): % OXYGEN:

*** FIELD SPIKE RECOVERY *** METHOD % LIMIT STATUS AVERAGE FIELD SPIKE RECOVERY 92.2% 85-115% PASS PO #:

Sub Cal Std

# Field Sample Data

MEASURED SAMPLE ALIQUOT GLASS SAMPLE Hg EXPECT SPIKE SPIKE Sample Hg MASS MASS ALIQUOT WOOL VOLUME CATCH SPIKE CATCH REC ID (ng) (mg) (mg) FACTOR (ng) (L) ND (ng) (ng) (ng) (%) Unit 2

Date Sampled: 3/22/2010 Date Analyzed: 4/15/2010 

### RUN 1: TUBE A PRIMARY 0.595 408.4 24.3 16.8 0.637 330.117 10.6 

### RUN 1: TUBE B PRIMARY 2.76 406.6 19.2 21.2 0.845 330.155 59.2 50.0 48.4 

## 96.8%

RUN 1: TUBE A BREAKTHROUGH 0.163 406.2 66.0 6.15 0.523 ≈ 1.52 14.3% Breakthrough of Primary RUN 1: TUBE B BREAKTHROUGH 0.172 404.1 77.4 5.22 0.418 ≈ 1.32 2.22% Breakthrough of Primary



### RUN 1: TOTAL CATCH TUBE A: 

## 12.2
RUN 1: TOTAL CATCH TUBE B: 

## 10.6

Date Sampled: 3/22/2010 Date Analyzed: 4/15/2010 

### RUN 2: TUBE A PRIMARY 3.36 434.2 86.0 5.05 0.677 346.817 17.6 

### RUN 2: TUBE B PRIMARY 4.35 413.7 29.0 14.3 0.650 346.870 62.6 50.0 45.1 

## 90.3%

RUN 2: TUBE A BREAKTHROUGH < 0.174 444.3 105.1 4.23 0.387 ≈ 0.387 2.20% Breakthrough of Primary RUN 2: TUBE B BREAKTHROUGH < 0.174 408.9 92.3 4.43 0.494 ≈ 0.494 0.79% Breakthrough of Primary



### RUN 2: TOTAL CATCH TUBE A: 

## 18.0
RUN 2: TOTAL CATCH TUBE B: 

## 13.1

Date Sampled: 3/23/2010 Date Analyzed: 4/15/2010 

### RUN 3: TUBE A PRIMARY 2.33 403.4 84.1 4.80 0.677 359.086 11.9 

### RUN 3: TUBE B PRIMARY 4.97 439.4 39.0 11.3 0.734 359.091 56.7 50.0 44.7 

## 89.5%

RUN 3: TUBE A BREAKTHROUGH < 0.174 409.5 102.6 3.99 0.425 ≈ 0.425 3.58% Breakthrough of Primary RUN 3: TUBE B BREAKTHROUGH < 0.174 433.8 80.9 5.36 0.328 ≈ 0.328 0.58% Breakthrough of Primary



### RUN 3: TOTAL CATCH TUBE A: 

## 12.3
RUN 3: TOTAL CATCH TUBE B: 

## 7.02