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(1930) Dedication of Pammel State Park, 1930. Natural Resources, Department of
(1931) Administration of Iowa Parks, Lakes and Streams by the State Board of Conservation, 1931. Natural Resources, Department of
(1932) Confidential report on lake restoration projects, Iowa conservation plan,1932. Natural Resources, Department of
(1938) Ledges Nature Notes, Iowa Conservation Commission, 1938. Natural Resources, Department of
(1939) Backbone Nature Notes, Iowa Conservation Commission, 1939. Natural Resources, Department of
(1939) The Backbone Nature Trail prepared by the Park Naturalist, 1939. Natural Resources, Department of
(1939) Lacey-Keosauqua State Park, 1939. Natural Resources, Department of
(1939) Ledges Nature Notes, Iowa Conservation Commission, 1939. Natural Resources, Department of
(1939) Pike's Peak Nature Notes, 1939. Natural Resources, Department of
(1939) The Story of Iowa's Fish by Walter W. Aitken, 1938. Natural Resources, Department of
(1940) Dolliver Memorial State Park Nature Notes, 1940. Natural Resources, Department of
(1940) Dolliver Memorial State Park Nature Notes, Vol. 3, no. 2, 1940. Natural Resources, Department of
(1940) Ledges Nature Notes, Iowa Conservation Commission, 1940. Natural Resources, Department of
(1940) Nature notes of Lacey Keosauqua State Park: Prepared by the Park Naturalist, 1940. Natural Resources, Department of
(1951) Report on the Investigation of Pollution of the Little Sioux River from Spencer to Peterson, 1950-1951' Division of Public Health Engineering, 1951. Human Services, Department of (Health and Human Services, Department of)
(1954) Report on the Water Pollution Investigation of a Tributary of the Volga River near Hawkeye Iowa by Division of Public Health Engineering, 1954. Human Services, Department of (Health and Human Services, Department of)
(1958) Report on the Water Pollution investigation of Spring Creek below Strawberry Point Iowa by the Division of Public Health Engineering, June 1958. Human Services, Department of (Health and Human Services, Department of)
(1965) Role of habitat in the distribution and abundance of marsh birds, 1965. Iowa State University
(1966) Backbone: Iowa's First State Park, 1966. Natural Resources, Department of
(1966) Beeds Lake, 1966. Natural Resources, Department of
(1967) Recreation Resource in Central Iowa, Central Iowa Regional Planning Commission, 1967. Governor's Office
(1969) History of Lake MacBride State Park,1969. Natural Resources, Department of
(1973) Set-Aside Acres and wildlife, What the Individual Farmer Can Do, Iowa Conservation Commission, January 1973. Natural Resources, Department of
(1974) A preliminary study of dredging programs, benefits, costs, and effects for eight Iowa lakes, 1974. Natural Resources, Department of
(1976) Report on West Okoboji Lake Dickinson County, Iowa, EPA Region VII: U.S. Environmental Protection Agency, August 1976. Natural Resources, Department of
(1977) Backbone State Park, 1977. Natural Resources, Department of
(1977) Water resource availability : executive summary, 1978. Natural Resources, Department of
(1977) Endangered and Threatened Fish of Iowa compiled by Dean M. Roosa; in Cooperation with the Wildlife Section of the Iowa Conservation Commission, October 1977. Natural Resources, Department of
(1977) Endangered and Threatened Mammals of Iowa compiled by Dean M. Roosa; in Cooperation with the Wildlife Section of the Iowa Conservation Commission, October 1977. Natural Resources, Department of
(1978) Water-oriented outdoor recreation, fish and wildlife : executive summary, 1978. Natural Resources, Department of
(1978) Lake Rathbun Pesticide Study by Jack O. Kennedy, October 30, 1978. University of Iowa
(1979) Ledges Nature Trail, 1979. Natural Resources, Department of
(1979) North Bluff Overlook: Self-Guiding Nature Trail, 1979. Natural Resources, Department of
(1979) Executive Summary Black Hawk Lake-Hallett Pits Feasibility Study prepared by the consultants: Hoskins-Western-Sonderegger Inc. of Lincoln Nebraska, 1979. Natural Resources, Department of
(1980) Fort Atkinson Historic Preserve: Technical Report, Historical Analysis and Planning Recommendations, 1980. Natural Resources, Department of
(1980) Green Valley State Park, 1980. Natural Resources, Department of
(1980) Hogsback Nature Trial, Pink Lake State Park, 1980. Natural Resources, Department of
(1980) Lake Keomah Fitness Trail, 1980. Natural Resources, Department of
(1980) Lake View Nature Trail, 1980. Natural Resources, Department of
(1981) Iowa Great Lakes Region State Recreation Area, 1981. Natural Resources, Department of
(1981) Lacey-Keosauqua State Park, 1981. Natural Resources, Department of
(1981) Lake Ahquabi State Park, 1981. Natural Resources, Department of
(1981) Lake Macbride State Park, 1981. Natural Resources, Department of
(1981) Ledges State Park, 1981. Natural Resources, Department of
(1981) Volga River State Recreation Area, 1981. Natural Resources, Department of
(1982) Backbone Nature Notes, Iowa Conservation Commission, 1982. Natural Resources, Department of
(1982) Black Hawk State Park, 1992. Natural Resources, Department of
(1982) Bobwhite Natura Trail, 1982. Natural Resources, Department of
(1982) Brushy Creek Recreation Area, 1982. Natural Resources, Department of
(1982) Dolliver Memorial State Park, 1982. Natural Resources, Department of
(1982) Green Valley State Park, 1982. Natural Resources, Department of
(1982) Lake Anita State Park, 1982. Natural Resources, Department of
(1982) Lake Keomah Woodland Trail, 1982. Natural Resources, Department of
(1982) Lake Wapello State Park, 1982. Natural Resources, Department of
(1982) Lone Pine Interpretive Trail, 1982. Natural Resources, Department of
(1982) Nine Eagles State Park, 1982. Natural Resources, Department of
(1982) Pine Lake State Park, 1982. Natural Resources, Department of
(1982) Pleasant Creek State Recreation Area, 1982. Natural Resources, Department of
(1982) Red Hawk State Park, 1982. Natural Resources, Department of
(1982) Rock Creek State Park, 1982. Natural Resources, Department of
(1982) Walnut Woods State Park, 1982. Natural Resources, Department of
(1982) Wilson Island Interpretive Trail, 1982. Natural Resources, Department of
(1982) Wilson Island, 1982. Natural Resources, Department of
(1983) Dead Man's Lake" Self Interpretive Trail, 1983. Natural Resources, Department of
(1983) Whispering Breezes Nature Trail, 1983. Natural Resources, Department of
(1984) Butterfly Garden and South Bluff Nature Center, 1984. Natural Resources, Department of
(1984) Cool Hollow Interpretive Trail, Palisades-Kepler State Park, 1984. Natural Resources, Department of
(1984) Iowa Great Lakes Region State Recreation Area, 1984. Natural Resources, Department of
(1984) Seven Bridges Interpretive Trail, 1984. Natural Resources, Department of
(1984) Trail Guide, Elk Rock State Park: South Side, 1984. Natural Resources, Department of
(1984) Black Hawk Lake Inlet Study, Sac County Iowa prepared by Scott Cline, November 1984. Natural Resources, Department of
(1985) Saylorville-Des Moines River Trail, 1985. Natural Resources, Department of
(1986) 1986 Iowa Lakes Study by Jack O. Kennedy and John G. Miller, III prepared for the Iowa Department of Natural Resources by the University of Iowa Hygienic Laboratory, 1986. Natural Resources, Department of
(1986) Ambrose A. Call State Park, 1986. Natural Resources, Department of
(1986) Backbone State Park, 1986. Natural Resources, Department of
(1986) Beed's Lake State Park, 1986. Natural Resources, Department of
(1986) Beeds Lake State Park, 1986. Natural Resources, Department of
(1986) The Cave Trail, 1986. Natural Resources, Department of
(1986) Clear Lake State Park, 1986. Natural Resources, Department of
(1986) Dolliver Memorial State Park, 1986. Natural Resources, Department of
(1986) Fort Defiance State Park, 1986. Natural Resources, Department of
(1986) Geode State Park, 1986. Natural Resources, Department of
(1986) George Wyth State Park, 1986. Natural Resources, Department of
(1986) Gull Point State Park, 1986. Natural Resources, Department of
(1986) Gull Point State Park, 1986. Natural Resources, Department of
(1986) Lake Wapello State Park, 1986. Natural Resources, Department of
(1986) Stephens State Forest, 1986. Natural Resources, Department of
(1987) Macbride Nature Recreation Area: Hawk Ravine Nature Trail, 1987. Natural Resources, Department of
(1987) Stone State Park, 1987. Natural Resources, Department of
(1988) Brushy Creek Recreation Area, 1988. Natural Resources, Department of
(1988) Lake MacBride State Park, 1988. Natural Resources, Department of
(1988) Maquoketa Caves State Park, 1988. Natural Resources, Department of
(1988) Pleasant Creek Recreation Area, 2000. Natural Resources, Department of
(1988) Wapsipinicon State Park, 1988. Natural Resources, Department of
(1989) Fort Atkinson, 1989. Natural Resources, Department of
(1989) Interpretive History Series at Springbrook State Park, 1989. Natural Resources, Department of
(1989) Prairie Rose State Park, 1989. Natural Resources, Department of
(1989) Assessment of Iowa's Artificial and Natural Lakes, Part I : Report Prepared Pursuant to a Legislative Council Study Request, December 1989. Natural Resources, Department of
(1990) Lake MacBride State Park, 1990. Natural Resources, Department of
(1990) Maquoketa Caves State Park, 1990. Natural Resources, Department of
(1990) Stephens State Forest, 1990. Natural Resources, Department of
(1991) Palisades-Kepler State Park, 1991. Natural Resources, Department of
(1991) Preparation Canyon State Park, 1991. Natural Resources, Department of
(1991) Waubonsie State Park, 1981. Natural Resources, Department of
(1992) Elk Rock State Park, 1992. Natural Resources, Department of
(1992) Geode State Park, 1992. Natural Resources, Department of
(1992) Lewis and Clark State Park, 1992. Natural Resources, Department of
(1992) Shimek State Forest Area, 1992. Natural Resources, Department of
(1992) Yellow River Forest, 1992. Natural Resources, Department of
(1993) Lake Keomah State Park, 1993. Natural Resources, Department of
(1994) Fort Atkinson State Preserve, 1994. Natural Resources, Department of
(1994) Pikes Peak State Park, 1994. Natural Resources, Department of
(1994) Pine Lake State Park, 1994. Natural Resources, Department of
(1994) Trail Riding in Iowa: A Guide to Iowa's Equestrian Trails, 1994. Natural Resources, Department of
(1994) Wilson Island State Recreation Area, 1994. Natural Resources, Department of
(1995) Lake Anita State Park, 1995. Natural Resources, Department of
(1995) Nine Eagles State Park, 1995. Natural Resources, Department of
(1995) Palisades-Kepler State Park, 1995. Natural Resources, Department of
(1995) Union Grove State Park, 1985. Natural Resources, Department of
(1995) Union Grove State Park, 1985. Natural Resources, Department of
(1995) Yellow River Forest, 1995. Natural Resources, Department of
(1996) Bobwhite State Park, 1986. Natural Resources, Department of
(1996) Lacey-Keosauqua State Park, 1996. Natural Resources, Department of
(1996) Lake Darling State Park, 1996. Natural Resources, Department of
(1996) Mcintosh Woods State Park, 1996. Natural Resources, Department of
(1996) Nine Eagles State Park, 1996. Natural Resources, Department of
(1996) Pilot Knob State Park, 1996. Natural Resources, Department of
(1996) Springbrook State Park, 1996. Natural Resources, Department of
(1996) Walnut Woods State Park, 1996. Natural Resources, Department of
(1997) Fort Atkinson State Preserve, 1997. Natural Resources, Department of
(1997) Lacey-Keosauqua State Park, 1997. Natural Resources, Department of
(1997) Lake of Three Fires State Park, 1997. Natural Resources, Department of
(1997) Lake of Three Fires State Park, 1997. Natural Resources, Department of
(1997) Lewis and Clark State Park, 1997. Natural Resources, Department of
(1997) Red Hawk State Park, 1997. Natural Resources, Department of
(1997) Rock Creek State Park, 1997. Natural Resources, Department of
(1997) Volga River State Recreation Area, 1997. Natural Resources, Department of
(1997) Wildcat Den State Park, 1997. Natural Resources, Department of
(1998) Black Hawk State Park, 1998. Natural Resources, Department of
(1998) Green Valley State Park, 1998. Natural Resources, Department of
(1998) Lake Ahquabi State Park, 1998. Natural Resources, Department of
(1998) Lake Darling State Park, 1998. Natural Resources, Department of
(1998) Loess Hills State Forest, 1998. Natural Resources, Department of
(1998) Pilot Knob State Park, 1998. Natural Resources, Department of
(1998) Volga River State Recreation Area, 1998. Natural Resources, Department of
(1998) Wapsipinicon State Park, 1998. Natural Resources, Department of
(1999) Brushy Creek State Recreation Area, 1999. Natural Resources, Department of
(1999) Fort Atkinson State Preserve, 1999. Natural Resources, Department of
(1999) Lake Anita State Park, 1999. Natural Resources, Department of
(1999) Lakeside Nature Trail, Pink Lake State Park, 1999. Natural Resources, Department of
(1999) Pikes Peak State Park, 1999. Natural Resources, Department of
(1999) Pleasant Creek State Recreation Area, 1999. Natural Resources, Department of
(1999) Prairie Rose State Park, 1999. Natural Resources, Department of
(1999) Stone State Park, 1999. Natural Resources, Department of
(1999) Viking Lake State Park, 1999. Natural Resources, Department of
(1999) Waubonsie State Park, 1999. Natural Resources, Department of
(2000) Big Creek State Park, 2000. Natural Resources, Department of
(2000) Fort Atkinson State Preserve, 2000. Natural Resources, Department of
(2000) Honey Creek State Park, 2000. Natural Resources, Department of
(2000) Lake Manawa State Park, 2000. Natural Resources, Department of
(2000) Ledges State Park, 2000. Natural Resources, Department of
(2000) Union Grove State Park, 2000. Natural Resources, Department of
(2000) Walnut Woods State Park, 2000. Natural Resources, Department of
(2000) Wildcat Den State Park, 2000. Natural Resources, Department of
(2001) Fort Atkinson State Preserve, 2001. Natural Resources, Department of
(2001) Fort Atkinson, 2001. Natural Resources, Department of
(2001) Lake Wapello State Park, 2001. Natural Resources, Department of
(2001) Pammel State Park, 2001. Natural Resources, Department of
(2001) Rivers and Lakes of Iowa,2001. Natural Resources, Department of
(2001) Springbrook State Park, 2001. Natural Resources, Department of
(2001) Trail Riding in Iowa: A Guide to Iowa's Equestrian Trails, 2001. Natural Resources, Department of
(2001) Waubonsie State Park, 2001. Natural Resources, Department of
(2001) Bacterial Monitoring of Iowa's Beaches, 2000. Natural Resources, Department of
(2001) IOWATER Makes a Splash, 2001. Natural Resources, Department of
(2002) IOWATER Sustaining the Wave. Natural Resources, Department of
(2003) Methodology for developing Iowa’s 2002 Section 303(d) list of Impaired Waters. Natural Resources, Department of
(2004) Cedar Lake Watershed Project, 2004. Natural Resources, Department of
(2004) GIS Mapping: Creating Solutions for Rock Creek Lake, 2004. Natural Resources, Department of
(2004) Loess Hills State Forest, 2004. Natural Resources, Department of
(2004) Shimek State Forest Management Plan, 2010-2029. Natural Resources, Department of
(2004) Shimek State Forest, 2004. Natural Resources, Department of
(2004) Stephens State Forest, 2004. Natural Resources, Department of
(2004) Lake Ahquabi: An Impressive Pedigree, April 15, 2004. Natural Resources, Department of
(2005) Repairing the Impaired: Two Iowa Success Stories, 2005. Natural Resources, Department of
(2005) Methodology for Iowa’s 2004 water quality assessment, listing, and reporting pursuant to Sections 305(b) and 303(d) of the federal Clean Water Act. Natural Resources, Department of
(2006) Brushy Creek Lake: Improving Our Lake for the Future, 2006. Natural Resources, Department of
(2006) Lake Darling: A Snapshot of Success, 2006. Natural Resources, Department of
(2006) Restoring Our Pride in Badger Creek Lake, 2006. Natural Resources, Department of
(2006) A Return to Clear Creek, 2006. Natural Resources, Department of
(2007) Stephens State Forest, 2007. Natural Resources, Department of
(2007) Methodology for Iowa’s 2006 Water Quality Assessment, Listing, and Reporting Pursuant to Sections 305(b) and 303(d) of the Federal Clean Water Act. Natural Resources, Department of
(2007) Lake Restoration 2007 Report and 2008 Plan, December 28, 2007. Natural Resources, Department of
(2008) Stephens State Forest, 2008. Natural Resources, Department of
(2008) Working for Clean Water: 2007 Iowa Watershed Successes, January 3, 2008. Natural Resources, Department of
(2008) Surface Water Classification June 11,2008. Natural Resources, Department of
(2008) Lake Restoration 2008 Report and 2009 Plan, December 30, 2008. Natural Resources, Department of
(2009) Yellow River State Forest Management Plan, January 2009. Natural Resources, Department of
(2009) Methodology for Iowa’s 2008 Water Quality Assessment, Listing, and Reporting Pursuant to Sections 305(b) and 303(d) of the Federal Clean Water Act. Natural Resources, Department of
(2009) Iowa Lake Fishing Guide, 2009. Natural Resources, Department of
(2009) Lake Restoration 2009 Report and 2010 Plan, December 30, 2009. Natural Resources, Department of
(2010) Iowa Veterans Cemetery, 2010. Natural Resources, Department of
(2010) Iowa Participates in National Lake Assessment. Natural Resources, Department of
(2010) Iowa's Beach Monitoring Program, 2008. Natural Resources, Department of
(2010) Iowa's Beach Monitoring Program, 2009. Natural Resources, Department of
(2010) IOWATER Program: Summary of Recent Reports. Natural Resources, Department of
(2010) Water Quality Impairments in Iowa. Natural Resources, Department of
(2010) The Importance of Addressing the Emergency Stabilization Work at Lake Delhi, October 19, 2010. Iowa Economic Development Authority
(2010) Lake Restoration 2010 Report and 2011 Plan, December 30, 2010. Natural Resources, Department of
(2011) Loess Hills State Forest, 2011. Natural Resources, Department of
(2011) Working for Clean Water: 2008 Iowa Watershed Successes, January 13, 2009. Natural Resources, Department of
(2011) Working for Clean Water: 2010 Iowa Watershed Successes, January 13, 2011. Natural Resources, Department of
(2011) Working for Clean Water: 2011 Iowa Watershed Successes, January 13, 2011. Natural Resources, Department of
(2011) Working for Clean Water: 2009 Iowa Watershed Successes, January 22, 2010. Natural Resources, Department of
(2011) Methodology for Iowa’s 2010 Water Quality Assessment, Listing, and Reporting Pursuant to Sections 305(b) and 303(d) of the Federal Clean Water Act. Natural Resources, Department of
(2011) Lake Restoration 2011 Report and 2012 Plan, December 30, 2011. Natural Resources, Department of
(2012) Working for Clean Water: 2011 Iowa Watershed Successes, January 31, 2012. Natural Resources, Department of
(2012) Lake Water Quality Summary, 2000-2011. Natural Resources, Department of
(2012) Lake Water Quality Summary, 2011. Natural Resources, Department of
(2012) Lake Restoration 2012 Report and 2013 Plan, December 31, 2012. Natural Resources, Department of
(2013) Working for Clean Water: 2012 Iowa Watershed Successes, January 23, 2013. Natural Resources, Department of
(2013) Methodology for Iowa’s 2012 Water Quality Assessment, Listing, and Reporting Pursuant to Sections 305(b) and 303(d) of the Federal Clean Water Act. Natural Resources, Department of
(2013) Lake Restoration 2013 Report and 2014 Plan, December 31, 2013. Natural Resources, Department of
(2014) Loess Hills State Forest, 2014. Natural Resources, Department of
(2014) Working for Clean Water: 2013 Iowa Watershed Successes, January 23, 2014. Natural Resources, Department of
(2014) Lake Restoration 2014 Report and 2015 Plan, December 31, 2014. Natural Resources, Department of
(2015) Working for Clean Water: 2014 Iowa Watershed Successes, January 23, 2015. Natural Resources, Department of
(2015) 2000-2014 Lake Water Quality Summary. Natural Resources, Department of
(2015) 2014 Lake Water Quality Summary. Natural Resources, Department of
(2015) Surface Water Classification June 17, 2015. Natural Resources, Department of
(2015) Methodology for Iowa’s 2014 Water Quality Assessment, Listing, and Reporting Pursuant to Sections 305(b) and 303(d) of the Federal Clean Water Act. Natural Resources, Department of
(2016) Working for Clean Water: 2015 Iowa Watershed Successes, January 8, 2016. Natural Resources, Department of
(2016) Working for Clean Water: 2016 Iowa Watershed Successes, March 15, 2017. Natural Resources, Department of
(2016) Descriptions of Water Quality Parameters for Lakes in the Ambient Lake Monitoring Program. Natural Resources, Department of
(2016) 2000-2015 Lake Water Quality Summary. Natural Resources, Department of
(2016) 2015 Lake Water Quality Summary. Natural Resources, Department of
(2016) Ambient Lake Monitoring Program Summary. Natural Resources, Department of
(2017) 2016 Iowa Fish Tissue Monitoring Program Summary of Analyses. Natural Resources, Department of
(2017) Ambient Water Monitoring Strategy for Iowa: 2016-2021. Natural Resources, Department of
(2017) Public Participation Responsiveness Summary for Iowa's 2016 Section 303 (d) list of Impaired Waters, November 28, 2017. Natural Resources, Department of
(2018) Methodology for Iowa’s 2016 Water Quality Assessment, Listing, and Reporting Pursuant to Sections 305(b) and 303(d) of the Federal Clean Water Act. Natural Resources, Department of
(2019) Status of Lake Restoration Project, State Fiscal Year 2019, January 3, 2019. Natural Resources, Department of
(2019) Surface Water Classification July 24, 2019. Natural Resources, Department of
(2020) 2018 305(b) Integrated Report Submittal Letter to EPA. Natural Resources, Department of
(2020) Methodology for Iowa’s 2018 Water Quality Assessment, Listing, and Reporting Pursuant to Sections 305(b) and 303(d) of the Federal Clean Water Act. Natural Resources, Department of
(2020) Public Participation Responsiveness Summary for Iowa 2018 Section 303(d) List of Impaired Waters. February 21, 2020. Natural Resources, Department of
(2021) Methodology for Iowa’s 2020 Water Quality Assessment, Listing, and Reporting Pursuant to Sections 305(b) and 303(d) of the Federal Clean Water Act. Natural Resources, Department of
(2022) Iowa’s 2022 305(b) Supplemental Information Report. Natural Resources, Department of
(2022) Methodology for Iowa’s 2022 Water Quality Assessment, Listing, and Reporting Pursuant to Sections 305(b) and 303(d) of the Federal Clean Water Act. Natural Resources, Department of
(2022) Public Participation Responsiveness Summary for Iowa 2022 Section 303(d) List of Impaired Waters. Natural Resources, Department of
(2023) Methodology for Iowa’s 2024 Water Quality Assessment, Listing, and Reporting Pursuant to Sections 305(b) and 303(d) of the Federal Clean Water Act, September 29, 2023. Natural Resources, Department of
