H2O specs & deadlines H2O magazine H2O website H2O-KNW news letter H2O magazine Year 59 Published 9 times a year Circulation: 4,500 copies per edition We reach a total of 20,000 readers deadlines H2O website Over 500,000 pageviews per month on the entire website We welcome 30,000 unique visitors per month link website H2O - KNW newsletter The combination of sector news and job openings from across the water industry makes the newsletter highly relevant and helps generate a strong click-through rate. Published twice a week 12,500 subscribers. recent editions