Spain

CONSORCIO DE AGUAS DE BILBAO BIZKAIA

C/ MAESU JOSÉ, S/N E.D.A.R. DE GALINDO, 48910, Sestao, Spain

ENAC|232/LE488ENAC|232/LE489ISO/IEC 17025Register refreshed 2026-10-10

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ENACRefreshed 2026-10-10: 232/LE488Active; 232/LE489Active

Accredited standards

Our reading of the ENAC scope: each standard once, with its official name where we have checked it. Click a standard to see the scope line it comes from, word for word.

ISO

ISO 5667-5Water quality - Sampling - Part 5: Guidance on sampling of drinking water from treatment works and piped distribution systems

As written on the certificate · Line 6 (ENAC 232/LE488)

SM 2550; UNE-EN ISO 7993-2; UNE-EN ISO 7393-2; UNE-EN ISO 19458; ISO 5667-5; UNE 100030; RD 487/2022 Anexo VI

ISO 5815-1Water quality - Determination of biochemical oxygen demand after n days (BODn) - Part 1: Dilution and seeding method with allylthiourea addition

As written on the certificate · Line 2 (ENAC 232/LE489)

UNE-EN 27888; UNE-EN 872; UNE-EN ISO 5815-1; UNE-EN 25663; UNE-EN 903; UNE-EN ISO 14403-2; SM 5530-Fenoles; ISO 20236; UNE-EN 1484; SM 3112 B; UNE-EN ISO 11885; SM 5220 B

ISO 6222Water quality - Enumeration of culturable micro-organisms - Colony count by inoculation in a nutrient agar culture medium

As written on the certificate · Line 4 (ENAC 232/LE488)

EPA 557; EPA 538; EPA 539; ISO 21675; UNE-EN ISO 6222; UNE-EN ISO 9308-1; UNE-EN ISO 9308-2

ISO 7027-1Water quality - Determination of turbidity - Part 1: Quantitative methods

As written on the certificate · Line 2 (ENAC 232/LE488)

UNE-EN ISO 27888; UNE-EN ISO 7027-1; UNE-EN ISO 8467; UNE-EN ISO 9963-1; UNE-EN ISO 11732; UNE-EN ISO 14403-1; UNE-EN ISO 7393-2; UNE-EN ISO 7887; SM 4500-NO2--B; UNE-EN 1484; SM 3112B; UNE-EN ISO 17294-1; UNE-EN ISO 17294-2

ISO 7393-2Water quality - Determination of free chlorine and total chlorine - Part 2: Colorimetric method using N,N-dialkyl-1,4-phenylenediamine, for routine control purposes

As written on the certificate · Line 2 (ENAC 232/LE488)

As written on the certificate · Line 3 (ENAC 232/LE488)

UNE-EN ISO 10304-1; UNE-EN ISO 10304-4; UNE-EN ISO 15680; EPA 8270E; UNE-EN ISO 17943; UNE-EN ISO 7393-2; UNE 77040 Método A; SM 2330 B

As written on the certificate · Line 6 (ENAC 232/LE488)

SM 2550; UNE-EN ISO 7993-2; UNE-EN ISO 7393-2; UNE-EN ISO 19458; ISO 5667-5; UNE 100030; RD 487/2022 Anexo VI

ISO 7887Water quality - Examination and determination of colour

As written on the certificate · Line 2 (ENAC 232/LE488)

ISO 7899-2Water quality - Detection and enumeration of intestinal enterococci - Part 2: Membrane filtration method

As written on the certificate · Line 4 (ENAC 232/LE489)

UNE-ISO 9308-2; UNE-EN ISO 7899-2; UNE-EN ISO 11348-3; SM 4500-H+ B; UNE-EN 27888; SM 2550 B

As written on the certificate · Line 5 (ENAC 232/LE488)

UNE-EN ISO 7899-2; ENTEROLERT- DW QUANTI-TRAY (Mº Sanidad); PNTeMB/LA/07; UNE-EN ISO 16266; UNE-EN ISO 14189; PNTeMB/LA/08; UNE-EN ISO 19250; UNE-EN ISO 9308-2; PNTeMB/LA/23; Enterolert – E; UNE-EN ISO 11731

ISO 7993-2Name not checked yet

As written on the certificate · Line 6 (ENAC 232/LE488)

SM 2550; UNE-EN ISO 7993-2; UNE-EN ISO 7393-2; UNE-EN ISO 19458; ISO 5667-5; UNE 100030; RD 487/2022 Anexo VI

ISO 8467Water quality - Determination of permanganate index

As written on the certificate · Line 2 (ENAC 232/LE488)

ISO 9308-1Water quality - Enumeration of Escherichia coli and coliform bacteria - Part 1: Membrane filtration method for waters with low bacterial background flora

As written on the certificate · Line 4 (ENAC 232/LE488)

EPA 557; EPA 538; EPA 539; ISO 21675; UNE-EN ISO 6222; UNE-EN ISO 9308-1; UNE-EN ISO 9308-2

ISO 9308-2Water quality - Enumeration of Escherichia coli and coliform bacteria - Part 2: Most probable number method

As written on the certificate · Line 4 (ENAC 232/LE489)

UNE-ISO 9308-2; UNE-EN ISO 7899-2; UNE-EN ISO 11348-3; SM 4500-H+ B; UNE-EN 27888; SM 2550 B

As written on the certificate · Line 4 (ENAC 232/LE488)

EPA 557; EPA 538; EPA 539; ISO 21675; UNE-EN ISO 6222; UNE-EN ISO 9308-1; UNE-EN ISO 9308-2

As written on the certificate · Line 5 (ENAC 232/LE488)

ISO 9963-1Water quality - Determination of alkalinity - Part 1: Determination of total and composite alkalinity

As written on the certificate · Line 2 (ENAC 232/LE488)

ISO 10304-1Water quality - Determination of dissolved anions by liquid chromatography of ions - Part 1: Determination of bromide, chloride, fluoride, nitrate, nitrite, phosphate and sulfate

As written on the certificate · Line 3 (ENAC 232/LE489)

ISO 15705; SM 4500-NO2- B; UNE-EN ISO 11732; SM 4500-NO3-; SM 4500-P G; SM 4500 N; UNE-EN ISO 10304-1:2009; UNE-EN ISO 14911:2000

As written on the certificate · Line 3 (ENAC 232/LE488)

UNE-EN ISO 10304-1; UNE-EN ISO 10304-4; UNE-EN ISO 15680; EPA 8270E; UNE-EN ISO 17943; UNE-EN ISO 7393-2; UNE 77040 Método A; SM 2330 B

ISO 10304-4Water quality - Determination of dissolved anions by liquid chromatography of ions - Part 4: Determination of chlorate, chloride and chlorite in water with low contamination

As written on the certificate · Line 3 (ENAC 232/LE488)

UNE-EN ISO 10304-1; UNE-EN ISO 10304-4; UNE-EN ISO 15680; EPA 8270E; UNE-EN ISO 17943; UNE-EN ISO 7393-2; UNE 77040 Método A; SM 2330 B

ISO 10523Water quality - Determination of pH

As written on the certificate · Line 1 (ENAC 232/LE488)

UNE-EN ISO 10523

ISO 11348-3Water quality - Determination of the inhibitory effect of water samples on the light emission of Vibrio fischeri (Luminescent bacteria test) - Part 3: Method using freeze-dried bacteria

As written on the certificate · Line 4 (ENAC 232/LE489)

UNE-ISO 9308-2; UNE-EN ISO 7899-2; UNE-EN ISO 11348-3; SM 4500-H+ B; UNE-EN 27888; SM 2550 B

ISO 11731Water quality - Enumeration of LegionellaCertificate says EN ISO 11731 2019-03 UBA Empfehlung 18. Probably the same standard; not checked against the EN document.

As written on the certificate · Line 5 (ENAC 232/LE488)

ISO 11732Water quality - Determination of ammonium nitrogen - Method by flow analysis (CFA and FIA) and spectrometric detection

As written on the certificate · Line 3 (ENAC 232/LE489)

ISO 15705; SM 4500-NO2- B; UNE-EN ISO 11732; SM 4500-NO3-; SM 4500-P G; SM 4500 N; UNE-EN ISO 10304-1:2009; UNE-EN ISO 14911:2000

As written on the certificate · Line 2 (ENAC 232/LE488)

ISO 11885Water quality - Determination of selected elements by inductively coupled plasma optical emission spectrometry (ICP-OES)

As written on the certificate · Line 2 (ENAC 232/LE489)

UNE-EN 27888; UNE-EN 872; UNE-EN ISO 5815-1; UNE-EN 25663; UNE-EN 903; UNE-EN ISO 14403-2; SM 5530-Fenoles; ISO 20236; UNE-EN 1484; SM 3112 B; UNE-EN ISO 11885; SM 5220 B

As written on the certificate · Line 5 (ENAC 232/LE489)

PNTeFQ/LS/054; SM 3112 B; PNTeFQ/LS/030; ISO 17378-1; PNTeFQ/LS/030; ISO/TS 17379-1; PNTeFQ/LS/028; UNE-EN ISO 11885

ISO 14189Water quality - Enumeration of Clostridium perfringens - Method using membrane filtration

As written on the certificate · Line 5 (ENAC 232/LE488)

ISO 14403-1Water quality - Determination of total cyanide and free cyanide using flow analysis (FIA and CFA) - Part 1: Method using flow injection analysis (FIA)

As written on the certificate · Line 2 (ENAC 232/LE488)

ISO 14403-2Water quality - Determination of total cyanide and free cyanide using flow analysis (FIA and CFA) - Part 2: Method using continuous flow analysis (CFA)

As written on the certificate · Line 2 (ENAC 232/LE489)

UNE-EN 27888; UNE-EN 872; UNE-EN ISO 5815-1; UNE-EN 25663; UNE-EN 903; UNE-EN ISO 14403-2; SM 5530-Fenoles; ISO 20236; UNE-EN 1484; SM 3112 B; UNE-EN ISO 11885; SM 5220 B

ISO 14911Water quality - Determination of dissolved Li+, Na+, NH4+, K+, Mn2+, Ca2+, Mg2+, Sr2+ and Ba2+ using ion chromatography - Method for water and waste water

As written on the certificate · Line 3 (ENAC 232/LE489)

ISO 15705; SM 4500-NO2- B; UNE-EN ISO 11732; SM 4500-NO3-; SM 4500-P G; SM 4500 N; UNE-EN ISO 10304-1:2009; UNE-EN ISO 14911:2000

ISO 15680Water quality - Gas-chromatographic determination of a number of monocyclic aromatic hydrocarbons, naphthalene and several chlorinated compounds using purge-and-trap and thermal desorption

As written on the certificate · Line 3 (ENAC 232/LE488)

UNE-EN ISO 10304-1; UNE-EN ISO 10304-4; UNE-EN ISO 15680; EPA 8270E; UNE-EN ISO 17943; UNE-EN ISO 7393-2; UNE 77040 Método A; SM 2330 B

ISO 15705Water quality - Determination of the chemical oxygen demand index (ST-COD) - Small-scale sealed-tube method

As written on the certificate · Line 3 (ENAC 232/LE489)

ISO 15705; SM 4500-NO2- B; UNE-EN ISO 11732; SM 4500-NO3-; SM 4500-P G; SM 4500 N; UNE-EN ISO 10304-1:2009; UNE-EN ISO 14911:2000

ISO 16266Water quality - Detection and enumeration of Pseudomonas aeruginosa - Method by membrane filtration

As written on the certificate · Line 5 (ENAC 232/LE488)

ISO 17294-1Water quality - Application of inductively coupled plasma mass spectrometry (ICP-MS) - Part 1: General requirements

As written on the certificate · Line 2 (ENAC 232/LE488)

ISO 17294-2Water quality - Application of inductively coupled plasma mass spectrometry (ICP-MS) - Part 2: Determination of selected elements including uranium isotopes

As written on the certificate · Line 2 (ENAC 232/LE488)

ISO 17378-1Water quality - Determination of arsenic and antimony - Part 1: Method using hydride generation atomic fluorescence spectrometry (HG-AFS)

As written on the certificate · Line 5 (ENAC 232/LE489)

PNTeFQ/LS/054; SM 3112 B; PNTeFQ/LS/030; ISO 17378-1; PNTeFQ/LS/030; ISO/TS 17379-1; PNTeFQ/LS/028; UNE-EN ISO 11885

ISO 17943Water quality - Determination of volatile organic compounds in water - Method using headspace solid-phase micro-extraction (HS-SPME) followed by gas chromatography-mass spectrometry (GC-MS)

As written on the certificate · Line 3 (ENAC 232/LE488)

UNE-EN ISO 10304-1; UNE-EN ISO 10304-4; UNE-EN ISO 15680; EPA 8270E; UNE-EN ISO 17943; UNE-EN ISO 7393-2; UNE 77040 Método A; SM 2330 B

ISO 19250Water quality - Detection of Salmonella spp.

As written on the certificate · Line 5 (ENAC 232/LE488)

ISO 19458Water quality - Sampling for microbiological analysis

As written on the certificate · Line 6 (ENAC 232/LE488)

SM 2550; UNE-EN ISO 7993-2; UNE-EN ISO 7393-2; UNE-EN ISO 19458; ISO 5667-5; UNE 100030; RD 487/2022 Anexo VI

ISO 20236Water quality - Determination of total organic carbon (TOC), dissolved organic carbon (DOC), total bound nitrogen (TNb) and dissolved bound nitrogen (DNb) after high temperature catalytic oxidative combustion

As written on the certificate · Line 2 (ENAC 232/LE489)

UNE-EN 27888; UNE-EN 872; UNE-EN ISO 5815-1; UNE-EN 25663; UNE-EN 903; UNE-EN ISO 14403-2; SM 5530-Fenoles; ISO 20236; UNE-EN 1484; SM 3112 B; UNE-EN ISO 11885; SM 5220 B

ISO 21675Water quality - Determination of perfluoroalkyl and polyfluoroalkyl substances (PFAS) in water - Method using solid phase extraction and liquid chromatography-tandem mass spectrometry (LC-MS/MS)

As written on the certificate · Line 4 (ENAC 232/LE488)

EPA 557; EPA 538; EPA 539; ISO 21675; UNE-EN ISO 6222; UNE-EN ISO 9308-1; UNE-EN ISO 9308-2

ISO 27888Name not checked yet

As written on the certificate · Line 2 (ENAC 232/LE488)

EN

EN 872Water quality - Determination of suspended solids - Method by filtration through glass fibre filters

As written on the certificate · Line 2 (ENAC 232/LE489)

UNE-EN 27888; UNE-EN 872; UNE-EN ISO 5815-1; UNE-EN 25663; UNE-EN 903; UNE-EN ISO 14403-2; SM 5530-Fenoles; ISO 20236; UNE-EN 1484; SM 3112 B; UNE-EN ISO 11885; SM 5220 B

EN 903Water quality. Determination of anionic surfactants by measurement of the methylene blue index MBAS

As written on the certificate · Line 2 (ENAC 232/LE489)

UNE-EN 27888; UNE-EN 872; UNE-EN ISO 5815-1; UNE-EN 25663; UNE-EN 903; UNE-EN ISO 14403-2; SM 5530-Fenoles; ISO 20236; UNE-EN 1484; SM 3112 B; UNE-EN ISO 11885; SM 5220 B

EN 1484Water analysis - Guidelines for the determination of total organic carbon (TOC) and dissolved organic carbon (DOC)

As written on the certificate · Line 2 (ENAC 232/LE489)

UNE-EN 27888; UNE-EN 872; UNE-EN ISO 5815-1; UNE-EN 25663; UNE-EN 903; UNE-EN ISO 14403-2; SM 5530-Fenoles; ISO 20236; UNE-EN 1484; SM 3112 B; UNE-EN ISO 11885; SM 5220 B

As written on the certificate · Line 2 (ENAC 232/LE488)

EN 25663Water quality - Determination of Kjeldahl nitrogen - Method after mineralization with selenium

As written on the certificate · Line 2 (ENAC 232/LE489)

UNE-EN 27888; UNE-EN 872; UNE-EN ISO 5815-1; UNE-EN 25663; UNE-EN 903; UNE-EN ISO 14403-2; SM 5530-Fenoles; ISO 20236; UNE-EN 1484; SM 3112 B; UNE-EN ISO 11885; SM 5220 B

EN 27888Water quality - Determination of electrical conductivity

As written on the certificate · Line 2 (ENAC 232/LE489)

UNE-EN 27888; UNE-EN 872; UNE-EN ISO 5815-1; UNE-EN 25663; UNE-EN 903; UNE-EN ISO 14403-2; SM 5530-Fenoles; ISO 20236; UNE-EN 1484; SM 3112 B; UNE-EN ISO 11885; SM 5220 B

As written on the certificate · Line 4 (ENAC 232/LE489)

UNE-ISO 9308-2; UNE-EN ISO 7899-2; UNE-EN ISO 11348-3; SM 4500-H+ B; UNE-EN 27888; SM 2550 B

EPA

EPA 538Name not checked yet

As written on the certificate · Line 4 (ENAC 232/LE488)

EPA 557; EPA 538; EPA 539; ISO 21675; UNE-EN ISO 6222; UNE-EN ISO 9308-1; UNE-EN ISO 9308-2

EPA 539Name not checked yet

As written on the certificate · Line 4 (ENAC 232/LE488)

EPA 557; EPA 538; EPA 539; ISO 21675; UNE-EN ISO 6222; UNE-EN ISO 9308-1; UNE-EN ISO 9308-2

EPA 557Name not checked yet

As written on the certificate · Line 4 (ENAC 232/LE488)

EPA 557; EPA 538; EPA 539; ISO 21675; UNE-EN ISO 6222; UNE-EN ISO 9308-1; UNE-EN ISO 9308-2

EPA 8270Semivolatile Organic Compounds by Gas Chromatography/Mass Spectrometry (GC/MS)

As written on the certificate · Line 3 (ENAC 232/LE488)

UNE-EN ISO 10304-1; UNE-EN ISO 10304-4; UNE-EN ISO 15680; EPA 8270E; UNE-EN ISO 17943; UNE-EN ISO 7393-2; UNE 77040 Método A; SM 2330 B

Scope as published by ENAC

11 lines

ENAC

ISO/IEC 17025

Active

232/LE488

View scope

ENAC

ISO/IEC 17025

Active

232/LE489

View scope

Location

C/ MAESU JOSÉ, S/N E.D.A.R. DE GALINDO, Sestao, 48910, ES

43.30934, -3.00745

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