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Data from NYC Open Data via the Socrata Discovery API. Quality scores are computed from a sample and are indicative, not authoritative.
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Adding Chemicals to Water Supply Permits

v8i9-yfprHealth18 columns
The Adding Chemicals to Water Supply permit is required for persons who engage in the business of chemically treating the drinking water supply within a building. This permit allows chemicals to be added only for anti-corrosion, anti-scaling or disinfection purposes. This dataset contains a list of current permittees who may add chemical treatment to a building's drinking water in New York City. To learn more about this permit program and related health code, please visit https://www.nyc.gov/nycbusiness/description/adding-chemicals-to-water-supply-permit Data is collected to track the adding chemicals to water supply permits issued by DOHMH and is managed by the Office of Public Health Engineering. This data can be used to find a company or individual that has a current adding chemicals to water supply permit in New York City. It can also be used to verify the permit for a business or persons that engages in the business of chemically treating the drinking water supply in a building.
View on NYC Open Data↗

Quality

B82.7 / 100

From a 175-row sample across 18 columns.

completeness80/ 25% weight
consistency69/ 20% weight
accuracy75/ 20% weight
timeliness92/ 15% weight
usability100/ 20% weight
  • · Has coordinates — directly mappable, and joinable to other NYC datasets

Related datasets

  • NYC Drinking Water Tank Inspections and Audits Compliance Results0.39
    joins onbinbblnta_code+4
  • NYC Pool Inspections0.34
    joins onaddress_stbinbbl+2
  • NYC Cooling Tower System Inspection Results0.34
    joins onbinbblnta_code+4
  • DOHMH Indoor Environmental Complaints0.33
    joins onbinbbllongitude+1
  • DOHMH School Cafeteria Inspections (2020-Present)

Geography

Mappable — coordinate pair `latitude` / `longitude`.

Open on the map →

Sample rows

permit_numberexpiration_datestatusbusiness_nameaddress_noaddress_stboroughcitystatezipcodelatitudelongitude
501423092026-03-31T00:00:00.000CurrentMAXIMUM ENVIRONMENTAL MANAGEMENT, INC.1170LINCOLN AVEOUTSIDE NYCHOLBROOKNY1174140.77990564-73.08531958
41684938

Columns

18 queryable · 18 profiled

The machine field names SoQL needs, with the publisher's own description of each.

FieldTypeDescriptionNullValues
permit_numbertextPermit number0%409303025001437041684938
expiration_datedatetimeDate the permit expires0%2024-03-31T00:00:00.0002025-03-31T00:00:00.0002022-03-31T00:00:00.000of 18
statuscategorical—0%HistoricalCurrentof 2
business_nametextThe legal business name as filed with the New York State Department of State or County Clerk or, if an individual, the person’s first name and last name.0%

Query this from your own app

GET /api/datasets/v8i9-yfpr
GET /api/datasets/v8i9-yfpr/quality
GET /api/datasets/v8i9-yfpr/related
GET /api/columns?dataset=v8i9-yfpr
0.33
joins onbincitystate+5
  • NYC Cooling Tower Registrations0.33
    joins onbinbbllongitude+2
  • NYC Farmers Markets0.32
    joins onlongitudelatitudeborough+1
  • Recognized Shop Healthy Stores0.30
    joins onbinbbllongitude+2
  • 2026-03-31T00:00:00.000
    Current
    BARCLAY WATER MANAGEMENT, INC
    55
    CHAPEL STREET
    OUTSIDE NYC
    NEWTON
    MA
    2458
    42.36366598
    -71.20170427
    501081462026-03-31T00:00:00.000CurrentCHEM-AQUA2727CHEMSEARCH BLVDOUTSIDE NYCIRVINGTX7506532.84266885-96.92372852
    500450072026-03-31T00:00:00.000CurrentCLARITY WATER TECHNOLOGIES, LLC50N HARRISON AVE STE 10OUTSIDE NYCCLARKSTOWNNY1092041.15380614-73.94152121
    416017002026-03-31T00:00:00.000CurrentENRICH PRODUCTS INC1018PENN AVENUEOUTSIDE NYCWILKINSBURGPA1522140.44173699-79.87800034
    500640572026-03-31T00:00:00.000CurrentFORSYTHE PLUMBING AND HEATING CORP1424118TH STQUEENSCOLLEGE POINTNY1135640.78507453-73.84949713
    501075272026-03-31T00:00:00.000CurrentGARRATT-CALLAHAN CO50INGOLD RDOUTSIDE NYCBURLINGAMECA9401037.59514159-122.3784458
    409303022026-03-31T00:00:00.000CurrentGOTHAM REFINING CHEMICAL CORP23-7448TH STQUEENSASTORIANY1110340.76612866-73.90437688
    501045032026-03-31T00:00:00.000CurrentINNOVATIVE WATER CONSULTING LLC2999COVENTRY LNOUTSIDE NYCGREENWOODIN4614339.57149856-86.20783266
    500385332026-03-31T00:00:00.000CurrentKLENZOID, INC460BRIELLE AVESTATEN ISLANDSTATEN ISLANDNY1031440.59379066-74.1354368

    Showing 12 of 18 columns. All of them are listed below.

    GOTHAM REFINING CHEMICAL…
    NALCO COMPANY
    MICROMANAGEMENT, INC
    address_notextBuilding number of the business's premise address.3%50551501
    address_sttextStreet name of the business's premise address.0%BROADWAYEISENHOWER LANE SOUTH48TH ST
    boroughcategoricalBorough where the business is located.0%OUTSIDE NYCQUEENSMANHATTANof 5
    citytextCity where the business's premise is located.0%LONG ISLAND CITYNEW YORKASTORIA
    statecategoricalState where the business's premise is located.0%NYPAILof 10
    zipcodetextZipcode where the business's premise is located.0%111011935560148
    bblcategoricalBorough-Block-Lot58%400733007240010400011010150029of 11
    bincategoricalBuilding Identification Number58%400074910247064013608of 11
    census_tract_2010categoricalCensus Tract58%1190014100100of 11
    city_council_districtcategoricalNYC Council District58%22263of 7
    community_districtcategoricalCommunity Board58%401105402of 8
    nta_codecategoricalNeighborhood Tabulation Area58%QN70QN31MN17of 11
    latitudefloatLatitude3%40.741052840.7661286641.84051809
    longitudefloatLongitude3%-73.947259-73.90437688-88.02411516