Know Your Environment. Protect Your Health.

Dalapon

The Oaks Water Supply Corporation

NOTE: The Oaks Water Supply Corporation purchases water from San Antonio Water System which is required to test for dalapon. Sample information shown below was taken by San Antonio Water System.

The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.

 

479

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND50ND
2019ND10ND
2020ND10ND
2021ND50ND
2022ND10ND
2023ND10ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EPA Maximum Contaminant
Level (MCL): 200 ppb

The legal limit for dalapon, established in 1992, was based on a toxicity study in laboratory animals published in 1960.

ppb = parts per billion

All test results

NOTE: The Oaks Water Supply Corporation purchases water from San Antonio Water System which is required to test for dalapon. Sample information shown below was taken by San Antonio Water System.

Date Lab ID Result
2018-02-27AE15707ND
2018-02-27AE15708ND
2018-02-27AE15709ND
2018-02-27AE15710ND
2018-02-27AE15711ND
2018-02-27AE15712ND
2018-02-28AE16003ND
2018-02-28AE16004ND
2018-02-28AE16007ND
2018-02-28AE16009ND
2018-02-28AE16010ND
2018-02-28AE16011ND
2018-02-28AE16013ND
2018-02-28AE16015ND
2018-02-28AE16016ND
2018-02-28AE16017ND
2018-03-01AE16420ND
2018-05-07AE25264ND
2018-05-07AE25267ND
2018-05-07AE25275ND
2018-05-07AE25279ND
2018-05-07AE25283ND
2018-05-07AE25285ND
2018-05-07AE25286ND
2018-05-07AE25295ND
2018-05-07AE25297ND
2018-05-07AE25311ND
2018-05-08AE25522ND
2018-05-08AE25524ND
2018-05-08AE25525ND
2018-05-08AE25526ND
2018-05-08AE25556ND
2018-05-08AE25557ND
2018-05-10AE25988ND
2018-07-02AE32301ND
2018-08-22AE38078ND
2018-08-22AE38083ND
2018-08-22AE38084ND
2018-08-22AE38085ND
2018-08-22AE38112ND
2018-08-23AE38351ND
2018-08-23AE38352ND
2018-08-23AE38353ND
2018-08-23AE38354ND
2018-08-23AE38355ND
2018-08-23AE38356ND
2018-08-23AE38365ND
2018-08-23AE38370ND
2018-08-23AE38371ND
2018-08-23AE38374ND
2018-08-31AE39132ND
2018-08-31AE39182ND
2018-10-24AE44457ND
2018-10-24AE44458ND
2018-10-24AE44459ND
2018-10-24AE44460ND
2018-10-24AE44461ND
2018-10-24AE44462ND
2018-10-24AE44463ND
2018-10-24AE44464ND
2018-10-25AE44589ND
2018-10-25AE44590ND
2018-10-25AE44591ND
2018-10-25AE44592ND
2018-10-25AE44593ND
2018-10-25AE44594ND
2018-10-25AE44595ND
2018-10-25AE44596ND
2018-11-19AE46525ND
2018-11-19AE46528ND
2018-12-13AE48873ND
2019-01-29AE51900ND
2019-01-29AE51901ND
2019-01-29AE51902ND
2019-01-29AE51903ND
2019-01-29AE51904ND
2019-01-29AE51905ND
2019-01-29AE51906ND
2019-01-29AE51907ND
2019-01-30AE52150ND
2019-01-30AE52160ND
2019-01-30AE52161ND
2019-01-30AE52169ND
2019-01-30AE52170ND
2019-01-30AE52171ND
2019-01-30AE52175ND
2019-01-30AE52176ND
2019-01-30AE52285ND
2019-01-31AE52510ND
2019-03-28AE60522ND
2019-03-28AE60523ND
2019-04-23AE63323ND
2019-04-23AE63324ND
2019-04-23AE63325ND
2019-04-23AE63326ND
2019-04-23AE63412ND
2019-04-24AE63499ND
2019-04-24AE63500ND
2019-04-24AE63501ND
2019-04-24AE63502ND
2019-04-24AE63503ND
2019-04-24AE63504ND
2019-04-24AE63505ND
2019-04-24AE63507ND
2019-04-24AE63514ND
2019-04-24AE63515ND
2019-04-24AE63516ND
2019-04-25AE63686ND
2019-04-25AE63785ND
2019-07-24AE75727ND
2019-07-24AE75729ND
2019-07-24AE75730ND
2019-07-24AE75733ND
2019-07-24AE75734ND
2019-07-24AE75735ND
2019-07-24AE75770ND
2019-07-24AE75771ND
2019-07-24AE75772ND
2019-07-24AE75773ND
2019-07-24AE75774ND
2019-07-25AE75917ND
2019-07-25AE75918ND
2019-07-25AE75919ND
2019-07-25AE75921ND
2019-07-25AE75927ND
2019-10-30AE87942ND
2019-10-30AE87943ND
2019-10-30AE87944ND
2019-10-30AE87945ND
2019-10-30AE87946ND
2019-10-30AE87947ND
2019-10-30AE87960ND
2019-10-30AE87961ND
2019-10-31AE88153ND
2019-10-31AE88154ND
2019-10-31AE88155ND
2019-10-31AE88156ND
2019-10-31AE88157ND
2019-10-31AE88158ND
2019-10-31AE88159ND
2019-10-31AE88160ND
2019-11-26AE90663ND
2020-02-06AE97296ND
2020-02-06AE97297ND
2020-02-06AE97298ND
2020-02-06AE97299ND
2020-02-06AE97300ND
2020-02-06AE97301ND
2020-02-06AE97302ND
2020-02-06AE97303ND
2020-02-06AE97312ND
2020-02-06AE97313ND
2020-02-06AE97314ND
2020-02-06AE97315ND
2020-02-06AE97316ND
2020-02-06AE97317ND
2020-02-06AE97318ND
2020-02-06AE97319ND
2020-02-19AE99069ND
2020-03-26AF04771ND
2020-03-26AF04776ND
2020-03-30AF04918ND
2020-03-30AF04919ND
2020-03-30AF04920ND
2020-03-31AF05115ND
2020-03-31AF05116ND
2020-03-31AF05117ND
2020-05-12AF10638ND
2020-05-12AF10639ND
2020-05-12AF10640ND
2020-05-12AF10641ND
2020-05-12AF10642ND
2020-05-12AF10643ND
2020-05-12AF10644ND
2020-05-12AF10645ND
2020-05-13AF10920ND
2020-05-13AF10921ND
2020-05-13AF10922ND
2020-05-13AF10923ND
2020-05-13AF10936ND
2020-05-13AF10937ND
2020-05-13AF10938ND
2020-05-13AF10939ND
2020-06-15AF15400ND
2020-07-15AF19460ND
2020-07-15AF19462ND
2020-07-15AF19464ND
2020-07-15AF19468ND
2020-07-15AF19469ND
2020-07-15AF19470ND
2020-07-15AF19471ND
2020-07-15AF19472ND
2020-07-15AF19473ND
2020-07-15AF19474ND
2020-07-16AF19630ND
2020-07-16AF19633ND
2020-07-16AF19634ND
2020-07-16AF19635ND
2020-07-16AF19636ND
2020-07-21AF20424ND
2020-07-21AF20499ND
2020-07-21AF20501ND
2020-10-05AF29539ND
2020-10-05AF29540ND
2020-10-05AF29541ND
2020-10-06AF29769ND
2020-10-06AF29770ND
2020-10-06AF29772ND
2020-10-06AF29781ND
2020-10-06AF29782ND
2020-10-06AF29783ND
2020-10-06AF29785ND
2020-10-06AF29786ND
2020-10-06AF29787ND
2020-10-06AF29788ND
2020-10-06AF29791ND
2020-10-07AF29771ND
2020-10-07AF29784ND
2020-10-07AF29789ND
2020-10-07AF29790ND
2020-10-07AF29792ND
2020-10-07AF29860ND
2020-10-07AF29861ND
2020-11-11AF34196ND
2020-11-11AF34202ND
2020-11-11AF34203ND
2020-11-12AF34436ND
2020-11-16AF34673ND
2020-11-16AF34674ND
2020-11-16AF34675ND
2020-11-17AF34943ND
2020-11-17AF34944ND
2020-11-17AF34945ND
2020-11-18AF35139ND
2020-11-18AF35140ND
2020-11-18AF35141ND
2020-11-19AF35326ND
2020-12-15AF37728ND
2020-12-18AF38179ND
2021-01-11AF38473ND
2021-01-11AF38476ND
2021-01-11AF38477ND
2021-01-11AF38480ND
2021-01-11AF38483ND
2021-01-11AF38484ND
2021-01-11AF38490ND
2021-01-11AF38491ND
2021-01-12AF38777ND
2021-01-12AF38778ND
2021-01-12AF38779ND
2021-01-12AF38780ND
2021-01-12AF38781ND
2021-01-12AF38806ND
2021-01-12AF38807ND
2021-01-12AF38808ND
2021-03-03AF45190ND
2021-03-03AF45191ND
2021-04-19AF50669ND
2021-04-19AF50670ND
2021-04-19AF50673ND
2021-04-19AF50674ND
2021-04-19AF50676ND
2021-04-19AF50678ND
2021-04-19AF50679ND
2021-04-19AF50680ND
2021-04-19AF50682ND
2021-04-19AF50683ND
2021-04-19AF50684ND
2021-04-20AF50671ND
2021-04-20AF50672ND
2021-04-20AF50675ND
2021-04-20AF50677ND
2021-04-20AF50681ND
2021-05-11AF53331ND
2021-05-11AF53332ND
2021-05-20AF54920ND
2021-06-14AF57903ND
2021-07-13AF61761ND
2021-07-13AF61765ND
2021-08-03AF64398ND
2021-08-03AF64415ND
2021-08-03AF64416ND
2021-08-03AF64417ND
2021-08-03AF64418ND
2021-08-03AF64421ND
2021-08-03AF64424ND
2021-08-03AF64425ND
2021-08-03AF64426ND
2021-08-03AF64433ND
2021-08-03AF64434ND
2021-08-04AF64759ND
2021-08-04AF64760ND
2021-08-04AF64761ND
2021-08-04AF64762ND
2021-08-04AF64763ND
2021-08-04AF64872ND
2021-09-28AF71439ND
2021-10-05AF72261ND
2021-10-05AF72262ND
2021-10-05AF72263ND
2021-10-05AF72264ND
2021-10-05AF72265ND
2021-10-05AF72266ND
2021-10-05AF72267ND
2021-10-05AF72268ND
2021-10-06AF72407ND
2021-10-06AF72408ND
2021-10-06AF72409ND
2021-10-06AF72410ND
2021-10-06AF72411ND
2021-10-06AF72412ND
2021-10-06AF72413ND
2021-10-06AF72414ND
2021-11-29AF77395ND
2021-11-30AF77560ND
2021-12-01AF77697ND
2022-01-11AF79662ND
2022-01-11AF79663ND
2022-01-11AF79670ND
2022-01-11AF79671ND
2022-01-11AF79672ND
2022-01-12AF79898ND
2022-01-12AF79899ND
2022-01-12AF79900ND
2022-01-12AF79909ND
2022-01-12AF79910ND
2022-01-12AF79911ND
2022-01-12AF79912ND
2022-01-12AF79913ND
2022-01-12AF79914ND
2022-01-12AF79915ND
2022-01-12AF79916ND
2022-04-13AF93115ND
2022-04-13AF93116ND
2022-04-13AF93117ND
2022-04-13AF93118ND
2022-04-13AF93119ND
2022-04-13AF93120ND
2022-04-13AF93121ND
2022-04-13AF93122ND
2022-04-13AF93123ND
2022-04-13AF93124ND
2022-04-13AF93125ND
2022-04-13AF93216ND
2022-04-14AF93294ND
2022-04-14AF93296ND
2022-04-14AF93297ND
2022-04-14AF93298ND
2022-06-27AG02424ND
2022-07-05AG03171ND
2022-07-05AG03172ND
2022-07-05AG03173ND
2022-07-05AG03174ND
2022-07-05AG03175ND
2022-07-05AG03176ND
2022-07-05AG03177ND
2022-07-06AG03405ND
2022-07-06AG03406ND
2022-07-06AG03407ND
2022-07-06AG03408ND
2022-07-06AG03409ND
2022-07-06AG03410ND
2022-07-06AG03411ND
2022-07-06AG03412ND
2022-07-06AG03413ND
2022-10-24AG18126ND
2022-10-25AG18393ND
2022-12-07AG21176ND
2022-12-08AG21271ND
2022-12-08AG21272ND
2022-12-08AG21273ND
2022-12-08AG21274ND
2022-12-08AG21275ND
2022-12-08AG21276ND
2022-12-08AG21277ND
2022-12-08AG21278ND
2022-12-08AG21279ND
2022-12-08AG21280ND
2022-12-08AG21281ND
2022-12-09AG21450ND
2022-12-09AG21472ND
2022-12-09AG21473ND
2022-12-09AG21474ND
2022-12-09AG21475ND
2023-02-21AG29611ND
2023-02-21AG29651ND
2023-02-21AG29652ND
2023-02-21AG29655ND
2023-02-21AG29656ND
2023-02-21AG29657ND
2023-02-21AG29658ND
2023-02-21AG29659ND
2023-02-21AG29660ND
2023-02-21AG29661ND
2023-02-21AG29662ND
2023-02-22AG29911ND
2023-02-22AG29913ND
2023-02-22AG29914ND
2023-02-22AG29915ND
2023-02-22AG29917ND
2023-02-22AG30035ND
2023-04-04AG35351ND
2023-04-04AG35352ND
2023-04-04AG35353ND
2023-04-04AG35354ND
2023-04-04AG35355ND
2023-04-04AG35356ND
2023-04-04AG35357ND
2023-04-04AG35358ND
2023-04-04AG35359ND
2023-04-04AG35360ND
2023-04-04AG35361ND
2023-04-05AG35603ND
2023-04-05AG35604ND
2023-04-05AG35605ND
2023-04-05AG35606ND
2023-04-05AG35607ND
2023-06-27AG46281ND
2023-07-11AG47793ND
2023-07-11AG47806ND
2023-07-11AG47807ND
2023-07-11AG47809ND
2023-07-11AG47810ND
2023-07-11AG47811ND
2023-07-11AG47812ND
2023-07-11AG47843ND
2023-07-11AG47845ND
2023-07-11AG47947ND
2023-07-12AG48117ND
2023-07-12AG48118ND
2023-07-12AG48119ND
2023-07-12AG48120ND
2023-07-12AG48121ND
2023-07-12AG48276ND
2023-07-12AG48277ND
2023-09-08AG55530ND
2023-09-08AG55531ND
2023-10-04AG58387ND
2023-10-04AG58388ND
2023-10-04AG58389ND
2023-10-04AG58390ND
2023-10-04AG58391ND
2023-10-04AG58392ND
2023-10-04AG58393ND
2023-10-04AG58394ND
2023-10-04AG58395ND
2023-10-04AG58396ND
2023-10-04AG58397ND
2023-10-05AG58703ND
2023-10-05AG58704ND
2023-10-05AG58710ND
2023-10-31AG61777ND
2023-10-31AG61778ND
2023-10-31AG61779ND
2023-10-31AG61780ND
2023-10-31AG61781ND
2023-11-01AG62038ND
2023-11-01AG62039ND
2023-11-01AG62040ND
2023-11-01AG62041ND
2023-11-14AG63605ND
2023-11-15AG63827ND
2023-11-15AG63828ND
2023-11-15AG63829ND
2023-11-15AG63830ND
2023-11-15AG63832ND
2023-11-15AG63833ND
2023-11-15AG63834ND
2023-11-15AG63835ND
2023-11-15AG63837ND
2023-11-15AG63838ND
2023-11-16AG63981ND
2023-11-16AG63990ND
2023-11-16AG63991ND
2023-11-16AG64047ND
2023-12-18AG66893ND
2023-12-18AG66895ND
2023-12-19AG67059ND
2023-12-19AG67060ND