NYC 9/11 Public Portal Document
TESTING'(ELPAT) PROGRAM
ENVIRONMENTAL LEAD PROFICIENCY ANALYTICAL
024
INDIVIDUAL LABORATORY REPORT FOR ROUND
LAB J~ 07054 SEPTEMBER 23, 1998
NY 10010
ATC A4OcrATES INC., NEW YORK,
REFERENCE ACCEPTABLE RANGE # LAB a 2 &
SAMPLE REPORTED
RESULTS VALUES * LOWER UPPER PERFORMANCE SCORE
TYPE NO.
~.-SAMPLE -----------------------------------
0.7432 0.5812 O.yu52 A -1.57
Paint Ch'75 (X) 1 0.6582
0.2127 0.1492 0.2762 A -1.77
0,1752
3 0.051 0.0524 n.(+3Y' 0..'672 A -0.29
3.2413 3.3834 2.6436 4.1231 A -0.58
4
400.7 440.6 354 527.2 A
Soi l (mg/kg) 1
626.1 686.3 545.3 827.4 A -1.28
3 713. 1 820.9 651 .2 990.5 A -1.91
39.9 34.2 13.1 55.3 A 0.81
58 57.8355 37.5 78.2 A 0.02
Dust wipes (ug) 1
2 1047.3 1127.0581 884 1370.2 A -0.98
3 127. 1 128.3887 93.4 163.4 A -0. 11
354.8 401.8589 326 477.8 A - 1.86
4
reference laboratories
• Reference value is the mean of the
reference value + 3 standard deviations
# Upper limit:
Lower limit: reference value - 3 standard deviations
a A: Analysis acceptable; Results not reported
lower limit, not acceptable
H: Results > upper limit, L: Results <
(reported result -reference value)/standard deviation
8 2 Score =
based on z-scores.
Note: the accectabl ity of reported results is
this is why a reported result may appear
acceptable according to
performance l imits, but be identified as an outl ier.
LABORATORY YEAR-TO-DATE PERFORMANCE REPORT
LAB ID=07054
ROUND * ACCUMULATED PERFORMANCE PROFICIENCY
ROUND
PERFORMANCE 4 ROUNDS(:.) 2 ROUNDS(X) RATING #
. SAMPLE TYPE NO.
---------------------------
021 4/4
Paint Chips (3i)
022 4/4
023 4/4 .
024 4/4 16/16 100 8/8 100 P
Soil (mg/kg) 021 4/4
022 4/4
023 4/4
4/4 16/16 100 8/8 100 P
024
021 4/4
Dust Wipes (ug)
022 4/4
023 4/4
4/4 16/16 100 8/8 100 P
024
of total samples analyzed.
• The denominators represent the number
of acceptable results.
The numerators represent the number
NP: Nonproficient -: Not Rated
# P : Proficient
ce,-.based on accumulated results over four rounds
Performance ratings
chips, soi l , or dust
(one year). A lab's er ormance in ground paint
fourths (757..) or more of the
wipes is rated profici nt (P)', if: 1) three
for the last
accumulated results over four rounds are acceptable or 2)
are analyzed and the results are 100 X acceptable.
two rounds, all samples
NYC-WTC 000095472
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