York Analytical Lab Report — May 21, 2025

Water Systems Operation Report Microbiological Sample Results

NEW YORK STATE DEPARTMENT OF HEALTH Bureau of Water Supply Protection

|Public Water System Name ee|Public Water System Name ee|Public Water System Name ee|Public Water System Name ee|Reporting Month/Year ee|Reporting Month/Year ee|Reporting Month/Year ee|Date Report Submitted ee|Date Report Submitted ee|Date Report Submitted ee|Source Water Type(s) ee|Source Water Type(s) ee|Source Water Type(s) ee|Source Water Type(s) ee|| |---|---|---|---|---|---|---|---|---|---|---|---|---|---|---| | Village of Red Hook | - | - | - | - | - | - | - | - | - | Surface | | a | - | - | - | - | - | - | - | - | - | Ground | | - | - | - | - | - | - | - | - | - | - | GWUDI | | - | - | - | - | - | - | - | - | - | - | Purchase with subsequent chlorination | | - | - | - | - | - | - | - | - | - | - | Purchase w/out subsequent chlorination | | - | - | - | - | - | - | - | - | - | - | ee | | - | - | - | - | - | - | - | - | - | - | a | |Public Water System ID ee||||County ee|||Town, Village, or City ee|||||||| |NY1302775 a||||Dutchess a|||Red Hook a|||||||| ||||||||||||||||| |DATE|Source(s) in Use|Operator|Time|Treated water volume (gallons/day)|GPM|Meter|STL/ESTL|Booster|System Pressure|Level|Chlorination po|||Comments & Observations| ||||||||||||Liquid||Free chlorine residual at entry point (mg/l)|| ||||||||||||Used (gal)|Hypochlorite added to crock (gallons)||| |1|Wells 1,3,9,12,13,14,15|LJ||290,728|13765097|296583|17.85|2|72.99|8|2||0.93|| |2|Wells 1,3,9,12,13,14,15|LJ||286,895|14061680|319887|18.01|3|73.00|6|2||0.93|| |3|Wells 1,3,9,12,13,14,15|LJ||280,393|14381567|349447|18.11|2|72.98|4/9|3|5|0.86|| |4|Wells 1,3,9,12,13,14,15|LJ||280,822|14731014|211565|18.66|3|72.99|6|2||0.92|| |5|Wells 1,3,9,12,13,14,15|LJ||266,484|14942579|238758|18.32|4|73.00|4/14|2|10|0.89|| |6|Wells 1,3,9,12,13,14,15|LJ||266,825|15181337|271272|18.06|4|73.01|12|2||0.88|| |7|Wells 1,3,9,12,13,14,15|LJ||278,108|15452609|272251|18.29|2|72.97|10|2||0.87|| |8|Wells 1,3,9,12,13,14,15|LJ||311,104|15724860|301332|18.24|3|73.02|8|1||0.86|| |9|Wells 1,3,9,12,13,14,15|LJ||289,284|16026192|278029|17.96|4|73.00|7|1|10|0.89|| |10|Wells 1,3,9,12,13,14,15|LJ||289,273|16304221|626520|17.97|2|73.00|6|1||0.89|| |11|Wells 1,3,9,12,13,14,15|LJ||289,228|16930741|271838|18.22|4|72.91|5/15|2|10|0.82|| |12|Wells 1,3,9,12,13,14,15|LJ||298,847|17202579|288471|18.02|2|73.00|13|3||0.81|| |13|Wells 1,3,9,12,13,14,15|LJ||298,427|17491550|278685|17.96|2|73.00|10|2||0.79|| |14|Wells 1,3,9,12,13,14,15|LJ||292,123|17770235|309494|18.12|3|73.05|8|2||0.76|| |15|Wells 1,3,9,12,13,14,15|LJ||295,524|18079729|359273|17.99|4|73.01|6.5|4||0.66|| |16|Wells 1,3,9,12,13,14,15|LJ||251,696|18439002|289440|18.00|2|72.94|5/15|2|10|0.63|| |17|Wells 1,3,9,12,13,14,15|LJ||327,435|18728449|380980|19.93|3|73.00|11|2||0.66|| |18|Wells 1,3,9,12,13,14,15|LJ||315,894|19109429|300639|18.33|2|73.02|9|2||0.67|| |19|Wells 1,3,9,12,13,14,15|LJ||305,785|19410068|230790|18.51|3|73.01|7|2||0.66|| |20|Wells 1,3,9,12,13,14,15|LJ||302,613|19640858|206720|18.79|4|72.98|5|2||0.65|| |21|Wells 1,3,9,12,13,14,15|LJ||279,012|19847578|281672|18.32|2|72.98|3/13|2|10|0.61|| |22|Wells 1,3,9,12,13,14,15|LJ||278,907|20129250|8371|18.16|2|73.03|11|1||0.61|| |23|Wells 1,3,9,12,13,14,15|LJ||274,980|20137821|390867|18.03|3|72.01|10|3||0.62|| |24|Wells 1,3,9,12,13,14,15|LJ||299,930|20528408|245738|18.90|2|72.98|7|2||0.62|| |25|Wells 1,3,9,12,13,14,15|LJ||295,214|20774226|277562|18.33|3|72.95|5|1||0.61|| |26|Wells 1,3,9,12,13,14,15|LJ||289,117|21051788|290159|18.18|4|73.01|4/14|3|10|0.65|| |27|Wells 1,3,9,12,13,14,15|LJ||300,293|21341947|273213|18.12|2|73.00|11|2||0.65|| |28|Wells 1,3,9,12,13,14,15|LJ||298,157|21615160|306862|18.14|3|72.92|9|2||0.63|| |29|Wells 1,3,9,12,13,14,15|LJ||286,866|21922022|244471|18.12|4|72.96|7|1||0.63|| |30|Wells 1,3,9,12,13,14,15|LJ||296,730|22166493|360459|18.08|4|73.05|6/16|2||0.62|| |31 a|Wells 1,3,9,12,13,14,15 ee|LJ ee|11:22 ee|201,326 ee|22526952|308318 ee|18.39 ee|3 eee|73.00 eee|4/14 ee|2 eee|eee|0.61 ee|eee| |Total a a|ee|ee|ee es|8,918,020 ee es|ee|ee ee|ee e|eee e|eee e|ee e|62 eee ee|eee e|ee e|eee e| |AVG. a a|ee|~~ee ~~|ee es|287,678 ee es|ee|ee ee|ee e|eee e|eee e|ee e|2.0 eee ee|~~eee ~~ e|0.74 ~~ee ~~ e|eee e|

DOH-360 (02/05) Page 1 of 2

Microbiological Samples and Free Chlorine Residual

|Sample Location ee ee|Date of Sample ee ee|Sample Type

1. Routine
2. Repeat ee ee|Total Coliform Positive ee cae|E.coli Positive ee ee|Free Chlorine Residual (mg/l) ee CO ee ee|Population Served: ee CO|Population Served: ee CO|2,730 ee|2,730 ee|ee|ee| |---|---|---|---|---|---|---|---|---|---|---|---| |||||||ee CO|||||| |||||||Number of microbiological monitoring samples required: ee CO ee|||||3 ee ee| |Traditions ee ee ee|5/21/2025 ee ee|1 ee ee ca|Yes No ee cae ca|Yes No ee ee kn|0.35 ee ~~ ee ee Gee|ee ee|ee ee|ee ee|ee|ee|ee ee| |||||||Number of microbiological monitoring samples taken: ee es eeGnGG|||||3 ee es| |RHCSD Bus Depot (16 Linden) ee ee a|5/21/2025 ee ~~ a|1 ee ~~ ca a|Yes No cae ~~ ca a|Yes No ee kn ic|0.16 ee ee Gee A|Did an M&R violation occur? ee es eeGnGG a ee|||Yes es GG|No es|ee es| |||||||es ee a Gn|es Gn ee Gn|es GG Gn|es GG|es|es| | 16 Tower | 5/21/2025 | 1 | Yes | Yes | 0.01 | If “Yes,” check reason(s)below: | - | - | es | es | es | | ee | a | ca | No | No | Gee | es | - | - | GG | - | - | | a | - | a | ca ~~ | kn | A | eeGnGG | - | - | - | - | - | | - | - | - | a | ic | - | a | - | - | - | - | - | | - | - | - | - | - | - | ee | - | - | - | - | - | | - | - | - | - | - | - | Gn | - | - | - | - | - | | - | - | - | - | - | - | ee | - | - | - | - | - | |||||||a Gn ee|Actual number of samples is fewer than required. ee Gn||||| |fe ee ee|a fe |a fe tan|Yes No a ~~ fe tan|Yes No ic ~~ fe aidan|A fe rere|Gn ee fe|Did not collect/analyze repeat sample. Gn fe|||fe|fe| |||||||fe fo [| rere|Did not collect/analyze for E. coli for positive total coliform from routine/repeat sample. fe fo [| rere ==||||fe fo [|| |ee ee ee|ee|tan near|Yes No tan near|Yes No aidan aes|rere ferns|fo [| rere|||||fo [|| |||||||Did an MCL violation occur? [| rere erns||||Yes No == erns|[| erns| |ee ee ee ee ee|ee ee|tan near ee ee|Yes No tan near ee Geeta|Yes No aidan aes ee ok|rere ferns ee|[|~~ rere erns|[| rere erns|rere erns|rere erns|== erns|[| erns| | If “Yes,” check reason(s) below (see also Part 5, Table 6 for additional | - | - | - | - | erns | | information). | - | - | - | - | PO | | rere | - | - | - | - | - | | = = | - | - | - | - | - | | erns | - | - | - | - | - | | PO | - | - | - | - | - | | — | - | - | - | - | - | | ee ee | ee | tan | Yes | Yes | rere | - | - | - | - | - | erns | | ee | ee | near | No | No | ferns | - | - | - | - | - | PO | | ee | ee | ee | tan ~~ | aidan | ee | - | - | - | - | - | - | | - | - | ee | near ~~ | aes | es | - | - | - | - | - | - | | - | - | - | ee | ee | - | - | - | - | - | - | - | | - | - | - | Geeta | ok | - | - | - | - | - | - | - | | - | - | - | oc | cece | - | - | - | - | - | - | - | |||||||PO — es|For systems collecting less than 40 samples per month: two or more of the samples (routine and /or repeat) are positive for total coliform (= total coliform MCL violation). PO||||| |ee ee|ee ate|ee ate|Yes No Geeta oc ate|Yes No ok cece iat|es ee|— es|||||| |||||||— esa ee|||||| |ee ee a|ee ate ee|ee ~~ ate ee|Yes No Geeta ~~ oc ~~ ate ee|Yes No ok cece iat e|es ee ee|— esa ee ||For systems collecting 40 or more samples per month: more than 5% of the samples (routine and/or repeat) are positive for total coliform (= total coliformMCL violation). Kj —“‘“_OC—sS||||| |||||||a ee | e|||||| |ee a ee ee|ate ee ee|ate ee ante|Yes No ate ~~ ee ante|Yes No iat e cere|ee ee cers|a ee eKj|||||| |||||||eKj cers|The original sample was E.coli positive and at least 1 repeat sample was positive for total coliform ( =E.coli MCL violation ). Kj —“‘“_OC—sS cers(aE||||| |a ee ee ee|ee ~~ ee ee|ee ~~ ante ee|Yes No ee ante ee|Yes No e cere ee|ee cers ee|eKj cers|||||| |||||||Kj cers ee|Kj cers ee|(aE ee|—“‘“_OC—sS (aE ee|—“‘“_OC—sS ee|—“‘“_OC—sS ee| | ee ee | ee | ante | Yes | Yes | cers | Reminder: System must collect a minimum of five (5) routine microbiological | | ee | ee | ee | No | No | ee | monitoring samples during the month following a repeat sample collection. | | ee | ee | Gant | - | - | ferry | Kj | | - | - | - | ante | cere | - | —“‘“_OC—sS | | - | - | - | ee | ee | - | cers (aE | | - | - | - | Gantar | Gata | - | ee | | - | - | - | - | - | - | ferry ersGers Ge | |ee ee|ee ee|ee Gant|Yes No ee Gantar|Yes No ee Gata|ee ferry||||||| |||||||ee ferry ers|ee ers|ee Gers Ge|ee Ge|ee|ee| |ee ~~ se|ee se|Gant se|Yes No Gant ar ~~ se|Yes No Gata se|ferry|ferry ers|ers |Gers Ge|Ge||| |||||||As required by 5-1.72, “Operation of a Public Water System,” a copy of this form shall be sent to your local health department by the 10th calendar day of the next reporting period. > YY|||||| |ee|||Yes No ee|Yes No ee|ee||||||| |fe ee|fe ==|fe ==|Yes No fe ee ==0|Yes No fe ee ==|fe ee GG|fe >|fe >|fe|fe YY|fe YY|fe| |||||||fe > GG|fe > GG|fe|fe YY|fe YY|fe| |ee|==|==|Yes No ee ==0|Yes No ee ==|ee GG|> GG a|> GG ee||YY|YY|| |||||||> GG a|> GG ee||YY|YY|| |ee fe|== fe|== fe|Yes No ee == 0 ~~ fe|Yes No ee == fe|ee ~~ GG fe|> GG a fe ee|> GG ee fe ee|fe|YY fe|YY fe|fe| |||||||fe ee|fe ee|fe|fe|fe|fe|

Did an emergency or low pressure problem occur? Did source water bypass an existing treatment process in the system? If so, please explain.

Comments:

DOH-360 (02/05) Page 2 of 2