TABLE 1.

Applications of Lachno3 and Lachno12 assays for testing environmental samples that had inconsistent results by the HB and Lachno2 assays

Sample name	Sample type	Site	Sampling date (mo/day/yr)	CN/100 ml					Interpretation of presumptive sourcesa
				HB	Lachno2	Lachno3	Lachno12	DogBact
FT12431	Stormwater	Honey Creek 05	7/24/12	672	318	151	162	0	Human
FT17171	River water	Kinnickinnic River	7/22/14	375	6,450	821	1,610	0	Human
FT18040	Stormwater	Wilson Park Creek outfall 18	10/14/14	BLDb	9,620	1,890	185	0	Human
FT19920	River water	Menomonee River	7/9/15	0	675	265	161	0	Human
FT21217	River water	Kinnickinnic River grab	5/3/16	801	27,300	6,510	4,450	0	Human
FT21380	Stormwater	Kinnickinnic River grab	6/7/16	7,500	548,000	173,000	40,500	0	Human
FT14569	Beach	South Shore Old Beach 001	7/9/13	BLD	1,760	394	391	276	Human/dog
FT14570	Beach	South Shore Old Beach 002	7/9/13	166	3,460	1,000	1,430	1,060	Human/dog
FT14571	Beach	South Shore Old Beach 003	7/9/13	0	18,100	985	765	27,900	Human/dog
FT15280	Stormwater	Kinnickinnic River outfall, new	11/6/13	225	33,700	249	196	8,710	Human/dog
FT17167	River water	Kinnickinnic River	7/22/14	1,381	34,000	6,730	8,900	944	Human/dog
FT17708	Stormwater	Wilson Park Creek outfall 07	8/25/14	BLD	9,020	1,630	466	839	Human/dog
FT17713	Stormwater	Wilson Park Creek outfall 15	8/25/14	0	6,150	107	193	408	Human/dog
FT20193	Beach	South Shore Old Beach 001	8/10/15	0	1,320	132	0	320	Human/dog
FT20574	River water	Kinnickinnic River autosampler	9/8/15	39,700	188,000	75,400	37,300	15,800	Human/dog
FT21332	Stormwater	Kinnickinnic River manhole	5/10/16	0	1,350	0	170	19,200	Dog
FT12198	Stormwater	Wilson Park Creek outfall 25	6/21/12	566	0	0	132	0	Raccoon
FT15268	Stormwater	Kinnickinnic River outfall 47	10/31/13	3,540	0	0	0	0	Raccoon
FT20724	Stormwater	Russell Avenue manhole	10/28/15	8,560	0	45	256	0	Raccoon

^aCow, pig, and deer feces are not expected in these urban water samples.

^bBLD, below the limit of detection.