| Week number |
Date and sampling locations |
| Week 36 |
Sept. 3, 2026 - Valve chamber at Friggjarbrunnur |
| |
Sept. 3, 2026 - Water protection area at Vallá |
| |
Sept. 1, 2026 - Valve chamber at Laxalón |
| Week 35 |
Aug. 27, 2026 - Pumping station at Gagnvegur |
| |
June 25, 2026 - Valve chamber at Árbæjarstífla |
| Week 34 |
Aug. 19, 2026 - Valve chamber at Lokinhamrar |
| |
Aug. 17, 2026 - Valve chamber at Laxalón |
| Week 33 |
Aug. 14, 2026 - Pumping station at Eiríksgata |
| |
Aug. 11, 2026 - Valve chamber at Árbæjarstífla |
| Week 32 |
Aug. 6, 2026 - Seljahverfisbrunnur |
| |
Aug. 4, 2026 - Valve chamber at Laxalón |
| Week 31 |
July 30, 2026 - Valve chamber at Kringlumýri |
| |
July 29, 2026 - Valve chamber at Árbæjarstífla |
| Week 30 |
July 23, 2026 - Valve chamber at Ánanaust |
| |
July 22, 2026 - Valve chamber at Laxalón |
| Week 29 |
July 16, 2026 - Valve chamber at Friggjarbrunnur |
| |
July 14, 2026 - Valve chamber at Árbæjarstífla |
| Week 28 |
July 10, 2026 - Kjalarnes swimming pool |
| |
July 7, 2026 - Valve chamber at Laxalón |
| Week 27 |
July 3, 2026 - Pumping station at Gagnvegur |
| |
June 30, 2026 - Valve chamber at Árbæjarstífla |
| Week 26 |
June 25, 2026 - Valve chamber at Lokinhamrar |
| |
June 23, 2026 - Valve chamber at Laxalón |
| Week 25 |
June 18, 2026 - Pumping station at Eiríksgata |
| |
June 16, 2026 - Valve chamber at Árbæjarstífla |
| Week 24 |
June 11, 2026 - Seljahverfisbrunnur |
| |
June 9, 2026 - Valve chamber at Laxalón |
| Week 23 |
June 4, 2026 - Valve chamber at Kringlumýri |
| |
June 2, 2026 - Valve chamber at Árbæjarstífla |
| |
June 1, 2026 - Full assessment of water protection area |
| Week 22 |
May 28, 2026 - Valve chamber at Ánanaust |
| |
May 26, 2026 - Valve chamber at Laxalón |
| Week 21 |
May 21, 2026 - Valve chamber at Friggjarbrunnur |
| |
May 19, 2026 - Valve chamber at Árbæjarstífla |
| Week 20 |
May 13, 2026 - Víðinesvegur 30 |
| |
May 11, 2026 - Valve chamber at Laxalón |
| Week 19 |
May 7, 2026 - Pumping station at Gagnvegur |
| |
May 4, 2026 - Valve chamber at Árbæjarstífla |
| Week 18 |
Apr. 29, 2026 - Pumping station at Eiríksgata |
| |
Apr. 28, 2026 - Valve chamber at Laxalón |
| Week 17 |
Apr. 22, 2026 - Valve chamber at Lokinhamrar |
| |
April 21, 2026 - Full inspection at Árbæjarstífla |
| Week 16 |
Apr. 16, 2026 - Seljahverfisbrunnur |
| |
Apr. 15, 2026 - Valve chamber at Laxalón |
| Week 15 |
Apr. 10, 2026 - Valve chamber at Kringlumýri |
| |
Apr. 8, 2026 - Valve chamber at Árbæjarstífla |
| Week 13 |
Mar. 27, 2026 - Valve chamber at Ánanaust |
| |
Mar. 24, 2026 - Valve chamber at Laxalón |
| Week 12 |
Mar. 19, 2026 - Valve chamber at Friggjarbrunnur |
| |
Mar. 17, 2026 - Valve chamber at Árbæjarstífla |
| Week 11 |
Mar. 10, 2026 - Valve chamber at Laxalón |
| |
Mar. 9, 2026 - Full assessment of Vallá |
| |
Mar. 9, 2026 - Kjalarnes swimming pool |
| Week 10 |
Mar. 5, 2026 - Pumping station at Gagnvegur |
| |
Mar. 3, 2026 - Valve chamber at Árbæjarstífla |
| Week 9 |
Feb. 27, 2026 - Valve chamber at Lokinhamrar |
| |
Feb. 24, 2026 - Valve chamber at Laxalón |
| Week 8 |
Feb. 19, 2026 - Pumping station at Eiríksgata |
| |
Feb. 18, 2026 - Valve chamber at Árbæjarstífla |
| Week 7 |
February 12, 2026 - Seljahverfisbrunnur |
| |
Feb. 10, 2026 - Valve chamber at Laxalón |
| Week 6 |
Feb. 5, 2026 - Valve chamber at Kringlumýri |
| |
Feb. 3, 2026 - Valve chamber at Árbæjarstífla |
| Week 5 |
Jan. 29, 2026 - Valve chamber at Ánanaust |
| |
Jan. 27, 2026 - Valve chamber at Laxalón |
| Week 4 |
January 1, 2026 - Valve chamber at Friggjarbrunnur |
| |
Jan. 19, 2026 - Valve chamber at Árbæjarstífla |
| Week 3 |
January 15, 2026 - Víðinesvegur 30 |
| |
Jan. 13, 2026 - Valve chamber at Laxalón |
| Week 2 |
Jan. 8, 2026 - Pumping station at Gagnvegur |
| |
Jan. 6, 2026 - Valve chamber at Árbæjarstífla |